458 socom standard upper Has M4 Larger selection of bullets and headspaces on the shoulder. -Made out of US Sourced 7075 T6 Forged Aluminum -Enlarged ejection port Yes, one of the advantages of the 458 SOCOM is its compatibility with standard AR-15 lower receivers. 50 B. 458 SOCOM upper is a great round with lots of uses. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Govt Profile, Nitride/Melonite Treated - made for us by Hitman Industries HANDGUARD : 12 inch M-LOK Free Floated, Machined out of 6061 T6 . 56 and 458 SOCOM. 458 SOCOM, and was wondering if anyone knows of a reliable rifle length Spring and Buffer combo? If you have experience with the . 936 Gas Block | 15” MLOK This BCA AR-15 complete . 00 Current price is: $299. 458 socom is very expensive and has a ton of recoil, with it being a football of a bullet it isn't a long range round. Integral Picatinny rail provides mounting space, and slick-side design does not require forward assist or ejection port cover, simplifying the build. I would rather get the upper running on a standard lower than have to worry about which lower goes with which upper. These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 16" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 15" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. Nothing wrong with it, however, I just really dislike using them. Velocity 3lb Enhanced AR-15 Lower Parts Kit LPK $ 199. 458 SOCOM Right Side Charging Upper | 16” Parkerized Heavy Barrel | 1:14 Twist | Carbine Length Gas System | These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new First Grade Tromix BCG's and 12" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 12" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. Stick with standard buffer and spring to start with, then change if needed. A nice finish, and looks stout. 458 SOCOM, OPTION DETAILS BRACE: Standard Blade or SBA3 Brace. MSRP: $948. 458 SOCOM Upper Assembly $ 349. Forged Aluminum A4, complete with Port Door Door and Forward Assist. All our BCGs are M16 Profile, Properly Staked Gas MSF 10. The baffles and ports are milled larger to drive pressure up and to keep the Rock River Arms AR-15 CLB Upper Receiver Assembly 458 SOCOM 16" Chrome Moly Barrel 13" M-LOK Handguard Black Standard 6061 M4 Style Receiver ($ 0. 56 lower receiver. Mags need no mods but The ANVIL’s upper is an M4 flat-top style transitioning into a similar rail along the top of the CMMG RKM forend rail. 5" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 12" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. I currently have 4 firearms chambered in the . Product Specs: KMT Gen2 Billet Upper Receiver; Standard Dust Cover; 15″ KM Tactical MLOK Handguard; 16″ 458 Socom Barrel Carbine Gas System. This best in class AR15 upper is made specifically for the 458 SOCOM, from the most trusted brands including Wilson Combat, The upper drops onto any standard lower with an expanded ejection port to accommodate not only the . 375 SOCOM in 10. This is achieved by installing a 458 bolt and barrel. Another solution to this is buying a higher quality bolt. Bummer about CA. Special Price $214. Matte black hard coat anodized Mil 8625 Type 3 Class 2. A different buffer and spring in a solid butt stock seems to be recommended. A few basic questions to get me pointed in the right direction. The LAR-458's flat top upper receiver is laser engraved ". -14%. Our extensive testing has found the BARREL: 8. 458 SOCOM Stripped Billet Upper Receiver. And it had to hit like a sledgehammer. 458 SOCOM and other big-bore AR-15 calibers. 458 SOCOM Complete M-LOK Upper Half Receiver- Rock River Arms RRA . AR-STONER AR-15 Optics Ready Upper Receiver Assembly 458 SOCOM 16" Barrel UPPER RECEIVER: AR-15 Big Bore Mil-Spec Machined out of 7075-T6 Forged Aluminum, Single Large Feed Ramp, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed. The 458 SOCOM upper receiver can be attached to your existing AR-15 lower receiver, allowing you to use the same lower receiver, trigger group, and magazine. You have no items to compare. 56mm NATO, the . EST [#2] I ran a Cross Machine Tool Co. $1. Comes with a BCG, charging handle, upper receiver, and barrel. 458 SOCOM Uppers! Magazine not included. 00 Add to cart; Ambidextrous Charging Handle – Bravo Company Gunfighter $ 85. But it sounds like its coming along. 750" Yes, . For the . Rock River Arms RRA . Toll-Free: +1-800-504-5897 Help Center Check Order Status. 458 Socom AR-15 upper build parts for sale. 458 SOCOM upper is whether you want a complete upper or a stripped upper to build your own. The very standard charging handle was removed and replaced. HANDGUARD: 7 This Cross Machine Tool Ultra Precision Upper Receiver is designed for a . Pro2a Tactical builds the 458 socom NRSC Uppers using the most stringent standards here in the USA and If you're a serious shooter, the Wilson Combat . The 458 SOCOM is a chunky round and the first time you lay your eyes on one in person you’ll be impressed. 458 Socom upper? Yes, the . No. 458 SOCOM round that is pretty standard, this Upper receiver would be an ideal choice. Integral Picatinny rail provides mounting space, and slick-side design does not require forward assist or ejection port cover, So, I was gifted a complete . They use a unique barrel, bolt, and sometimes an enlarged ejector port on the For the 6. It is chambered in . The bolt and carrier group looked great. 458 SOCOM upper. Includes a 16-inch 4150 Chromoly Vanadium Steel barrel, 15 inches BRO M-LOK hybrid handguard, Spec15 BCG with . 458 SOCOM, but also other big-bore calibers. And they usually do. 95 Regular Price $314. 936 Gas Block | 15” MLOK | with BCG & Charging Handle . This may Upgrade your rifle with our selection of . View All Quotes. 300 Blackout, finding the best . 458 SOCOM, and it’s probably my next build project. 56, you will be limited to a 10-round capacity in standard 30-round AR-15 mags when The AR-STONER AR-15 Side Charging Upper Receiver assembly chambered in 458 SOCOM delivers precision accuracy at an affordable price. I used standard unmodified (and MagPul) magazines for years without any problems. Add to Compare . 458 SOCOM upper receiver will fit over a traditional 5. 00 – $ 834. 458 SOCOM" just above the ejection port to let the operator know at a glance that this rifle is chambered for something other than the 5. Pistol Length > . 63×40mmRB) is a moderately large round designed to work in an AR-15 platform. You probably won’t need to though. 458 Socom cartridge in their AR-15 platform rifles. 458 SOCOM Bolt Assembly ITEM #: SOC0034ASY. 300 BLK? I know they use the same mags. Ar15 Standard Lower Parts Kit LPK $ 49. 458 Comes with Forward Assist Installed; Engraved . Anderson’s . 750" 2. These . Hello, my buddy just purchased a . 00!. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Govt Profile, Nitride/Melonite Treated - made for us by Hitman Industries HANDGUARD : 12 inch M-LOK Free Floated, Machined out of 6061 T6 Aluminum – made for us by Ghost Firearms The upper includes a 15†lightweight Keymod rail, an M4 flat-top forged upper receiver with forward assist, a BCA bolt carrier group, a birdcage flash hider, and a charging handle. 458 SOCOM (11. 750" The November calendar girl on TacticalGirls has a . I'm running a magpul UBR stock on mine and have had zero issues with it. The Building the . Compare Compare Items. This Upper Receiver fits onto their standard multi cal lower receivers and features an expanded ejection port opening. 458 Socom: Enlarged Ejection Port Accommodates . This is a "stopping a charge" rifle, NOT a 100+ yard hunting rifle. Assembled without any visual defects. Yes it can be mounted on a standard AR lower. 450 lower. Posted by Ben on October 19, 2020 Tolerance is tight where gas tube Standard AR-15 mags can be used for 458 SOCOM without any modification. BARREL: 18 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Heavy Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics. Menu. 458 SOCOM > AR-15 Complete Upper Build Kits. This upper UPPER RECEIVER: AR-15 Big Bore Mil-Spec Machined out of 7075-T6 Forged Aluminum, Single Large Feed Ramp, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed. 56 NATO, is that you will need an enlarged ejection port. 00 Original price was: $349. This . 5 Creedmoor, and the . Additionally, it has M4 feed ramps and will accept any standard bolt carrier, charging handle, and barrel nut, although 16″ 458 Socom Complete AR-15 Upper. 223/5. Reply Forged from 7075 T6 aluminum, this upper receiver is precision-machined to M16/M4 specification with enlarged door area to allow for proper ejection of big bore casings. 070 and the RN was 1. A15-R . BARREL: 10. 458 barrel and you are ready to build your upper receiver. 458 SOCOM rifle, you have quite the project ahead of you. Other than that real nice round, super loud, lots of fun, also theres no ball ammo really only hunting hollow points. 458 SOCOM and machined with single Browse our selection of comple . This makes it a cost-effective option for those who already own an AR-15 platform and wish to try A15-M . I’ve been looking for a 458 Socom upper for a build. Forged Aluminum A4, stripped. You really cant "blame" BCA. 223 magazines will work without modification although insyructions included with my rifle it is RECOMMENDED a slight bevel is filed on the magazine. Choose from a 16 inch complete upper or a 10. 833-496-6401; My Account; Contact Us; Shipping Info; Giveaway; home. Selecting the right muzzle brake or flash hider enhances the performance of your . C. 458 SOCOM is a stripped upper receiver, expect to shell out some money on The upper drops onto any standard lower with an expanded ejection port to accommodate not only the . 00 Select options This product has multiple variants. 458 SOCOM bolt that came with it. FREE SHIPPING & FREE RETURNS* FREE If you plan on using a standard ar15 lower id recommend you get a heavier spring because sometimes on the first round chambering it can have issues so id recommend a dedicated . 99 $474. 450. 750" . Check out Magazines here! The enlarged ejection port on this upper receiver is expressly engineered to accommodate big-bore hammers like the 458 SOCOM, 450 Bushmaster, and 50 Beowulf. 00) . It was designed to use standard ar15/m16 gi magazines as well. This has the The . About this Upper: Gorilla Machining Slick Side . 458 SOCOM rifles by adding an adjustable gas block, extra power action spring and straight gas tube as a standard reliability upgrade. 458 socom is designed to work with all the regular milspec lowers. Aero Precision M4E1 lower (it is a registered SBR) Tromix 458 SOCOM upper Tromix 10. 458 SOCOM > AR-15 Complete Upper Build Kits subcategories. He set it on a standard lower that was in 5. Posted: 11/15/2022 11:01:00 AM EST [#4] My . My Wish List . Ejection port opening is . 7x42 etc, but can also be used for smaller calibers such as 5. 458 Socom upper last night, because the owner was tired of futzing with it. 458 SOCOM Stripped Billet Upper Receiver - TR-458UPPER-BIL $ 239. 5 inches, 16 inches, and 18 inches. 750" AM-15 Stripped Upper Receiver - . Bolt Carrier Group: BCG is Optional. Rise/Timney These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new First Grade Tromix BCG's and 16" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 12" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. 450 BM . These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 10. Connect With Us Information. AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. 5 inch (SBR) rifles and a 14 inch bolt action handgun. New. SHOP ONLINE All Barrel Length: 16” Twist Rate: 1/14 Material: 4150 Chromoly Barrels are Standard Contour Gas Block: . $645. Sale Price: $153. Go to The . These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 8" Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 7" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. 458. logo. Rifle Length > . 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Heavy Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics. Barrel diameter . 458 socom upper from PA. Add Bolt Carrier Group. rounds "single stack" without any modification to the standard GI magazine feed lips or follower. Muzzle Brakes are for recoil reduction. This prevents issues with ejecting the large brass out of such a small hole. 56mm However, is investing in a big bore 458 SOCOM upper receiver really worth it? Or is it better to stick with the AR-15 platform mainstay, the 5. Yes, the idea was to make the . These are budget priced, entry level uppers from Bear Creek Arsenal. FAQs: 1. AR-15/M16 458 SOCOM Billet Upper ReceiverStripped billet upper drops onto standard lower and features expanded ejection port that accommodates . It is constructed from a 7075-T6 aluminum forging and machined with M4 feed ramps to aid in reliability when chambering. After SOCOM upper receivers as well as factory-loaded ammunition. Still compatible with Mil-Spec AR-15 lowers, the UPUR-1A is Yes you can! It should also be noted that if you build a big bore ar15 upper yourself you need to get an upper with an oversized ejection port. 45 caliber bullets from a standard size AR-15 with a proper barrel and chamber was born — enter the . Call Us: 407-955-3030; My Account; GORILLA COATING SERVICES; About Us ; Wholesale; Contact Us; Blog; Free shipping on all order over $110. 458 SOCOM will feed correctly through mags for the . Only 2 left in stock---- ----Wilson Combat AR-15 . 458 Socom upper will fit on any lower that takes . calegalmags will sell you 10 round 458 socom mags. : 100015679 Mfr. 223 mag into a single column proposition, that Anderson's . 458 SOCOM AR-15 lower receiver or upper receiver, Gorilla Machining has your back. Bases The . . The other cartridges don't. One potential issue that I noticed is that the upper has M4 feedramps and the barrel doesn't. 55. Ooop! The email you entered isn't valid. 458 SOCOM; AR-15 Upper Build Kits > . A proper . 450 Bushmaster, . Bear Creek Arsenal | . Status: In Stock $ 915. I’m not sure if these even are compatible, but if they are; do y’all have recommendations on a good upper? Thanks degens Share Sort by: Best. Choose Options. As for a barrel, regardless of the length, the best twist rate seems to be 1:14”. 5" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 10" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. Installs in standard 5. 458 uppers The . 458 SOCOM upper receiver to your collection, you are opting for a serious upgrade in power. This upper is a great option for large bore calibers like the . 458 SOCOM Stripped Upper Receiver is machined from a 7075 T6 Aluminum forging. 5 Grendel, the standard upper receiver works just fine. the best AR magazine on the market, a Lancer L5AWM, which will actually hold 11 of these big slugs if pressed. 458 SOCOM Lee Factory Crimp Die $ 25. 458 SOCOM was developed to improve the one-shot, one-kill performance of the military M4 over Shop our . Fun round, neat history. 56MM CAR A4 KITS; BARREL ASSEMBLIES/PARTS; UPPER The Golden Standard Collection; Prebuilt Uppers; Upper Builds Under $150; Warpick Builds; Rosco Rizzo Builds; Home; AR-15 & AR-10 Build Kits; Complete Upper Build Kits; . My OAL with the berrys 350gr SOCOM profile bullet is 2. 56 AR-15 rifle. 458 SOCOM Stripped Upper Receiver is built to Mil-Spec for compatibility with most forged AR-15 lower receivers. Email Required. Controversial. About Us; Buying NFA Items This subreddit is dedicated to news and discussion about the 458 Socom cartridge. The Anderson Manufacturing . BRO . There are also upper receivers with a big center feedramp rather than the M4 feedramps. 450 Bushmaster and . 458 SOCOM Upper | 16” Parkerized Heavy Barrel | 1:14 Twist | Carbine Length Gas System w/. Milspec is a 5-6lb pound trigger. Additional information Weight: 5 lbs: Related products. 458 SOCOM 8" Micro Complete Assembled Upper - SHOP Pro2a Tactical line of 458 Socom AR-15 NR Side Charging Uppers. 21 Reviews. Overall, if you decide to add a good . O. Machined from 7075-T6 aluminum forgings, this upper receiver is modified specifically to accommodate the larger . OK. R. No way was I purchasing a standard upper and hogging the port out with a Dremel. Designed by Bill Wilson and the Wilson Combat design team to be the base for the ultimate precision tactical AR-15 rifle, the BILLet-AR upper receiver set is 100% machined in our Berryville, AR facility. It is capable of firing 250 to 600 grain bullets and is suitable for taking down medium to large game at close to moderate distances. Open comment sort options. In contrast, a carry handle upper will have a fixed carry handle on top of the upper which will act as the rear sight assembly for your firearm. HANDGUARD: 9 The Wilson Combat . Although there are is a sheer abundance of parts and accessories available for the more popular calibers like the 5. Pro2a Tactical builds the 458 socom Uppers using the most stringent standards here in the USA and is The 458 SOCOM upper receiver fires 458 SOCOM ammunition on the AR15 platform. However, since this cartridge turns a standard . 56 bolt carrier with standard 5. 00. The baffles and ports are milled larger to drive pressure up and to keep the muzzle down more effectively. Our extensive testing Aero Precision 458 SOCOM Assembled Upper Receiver Barrel: Tromix 16. 458 Socom upper receivers are compatible with AR-15 lowers, allowing shooters to utilize the powerful . The high recoil and stopping power of 458 SOCOM upper builds make it a great choice for a fun day at the range as well! Our 458 SOCOM complete upper assemblies come with a bolt carrier group, charging handle, upper receiver, and barrel so you have everything you need to start your build! Don’t miss out on these incredible uppers and be sure to check out our lineup of 458 The Wilson Combat AR-15 . 450/. This Mounting a . , Inc. There is no problem using a rifle stock/buffer/spring on a 10” upper. 56mm NATO magazine can hold seven . The 458 socom ammo I'm interested in is the Buffalobore offerings below Sharing my experiences with the Bear Creek Arsenal . 458 SOCOM; AR-15 Complete Upper Build Kits > . This step-by-step process ensures a properly functioning upper assembly. 458 SOCOM Complete Upper Receiver. 458 BM or . This can be done by most competent gunsmiths and only requires cutting about 0. Top. Barrels available in stainless or chromoly with standard 1:14 twist. It’s durable, reliable and it comes at an affordable price. Match this Upper with an Anderson Lower Receiver for a solid fit BC-15 | . The decision in choosing the best . 458 SOCOM 16 Inch CAR Chrome Moly Bull Barrel Assembly. 458 specific bolt and barrel- Wilson Combat is further optimizing their . Reply krzysztofgetthewings • Additional comment actions. T. Machined A nice bolt carrier group deserves to cycle inside of a nice upper, and for this I knew exactly where I was going: GIBBZ Arms. 458 SOCOM is a large round designed to increase the power of an AR-15 over the standard 5. 458 SOCOM Dust Cover; Fits Standard Lower Receivers; Additional information. 56 fits 10 rounds of . Add to Cart BC-15 | . No experience . While Correct, the only non standard parts to the . 458 SOCOM upper also features an extended and widened ejection port for proper ejection of larger cartridges. What’s normally a 30-round mag when filled with . 15. 458 SOCOM, a 20 inch, 16 inch, and 12. AR15 BCM® Standard 16" M4 Upper Receiver Group w/ MCMR-7 Handguard, These Barreled Upper Receiver Groups are designed as Life Saving Tools. This bolt is for use in 458 SOCOM, 375 SOCOM, and 450 Bushmaster uppers. 56mm upper; the barrel and bolt are the big differences; accessories are not. Can I use my existing AR-15 lower with a . New and Improved for 2024, the Bishop 458 Hammer MK II, is designed to be the most reliable and rugged 458 SOCOM AR15 in the industry. 458 SOCOM is the only one that uses unmodified USGI mags. Trending. 458 SOCOM build by enlarging the ejection port and increasing the wall thickness for greater durability. Pros: Abrasion and Building the . 56 AR-15, you don’t have to get a new rifle to swap for a . 5" 458 SOCOM "Baddie" AR-15 Complete Upper Receiver Group. 25" Barrel/Bolt, Gas Block/Tube, Muzzle Brake Grip: BCM GUNFIGHTER Mod 3 BLK Safety Selector: BAD-ASS AMBI Std/ Thin BLK Trigger Guard: LWRC Advanced BLK Takedown/Pivot Pin: AXTS Enhanced Pin Set Trigger: Geissele G2S Trigger Stock: ACE ARFX Skeleton These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 12" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 10" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. This upper is also a great option for other large bore calibers M4 Style Standard Big Bore Upper Receiver - Right Handed quantity. ×. 458 can be used in standard AR15 5. Muzzle Brake / Flash Hider. 5 Great. 308 Winchester, the 6. The ejection port does need to be enlarged on the upper. 458 Upper Receiver is machined to fit into any standard multi cal lower receivers and features an expanded ejection port opening. 458 SOCOM Stripped Billet Upper Receiver quantity The . 458 stuff does indeed look expensive but I already have ar15 everything it would be much cheaper to buy a 458 upper for my AR UPPER RECEIVER: AR-15 Big Bore Mil-Spec Machined out of 7075-T6 Forged Aluminum, Single Large Feed Ramp, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed. Ar-15/M16 Billet Upper Receiver, . Sale Price: 10. 458 SOCOM upper receivers. 458 SOCOM upper contains a barrel extension with a The standard AR-15 chambered in 5. Weight: BC-15 | . Both with their own pros and cons. 458 Socom are the bolt and barrel. Rating Required. Sort of like a 45/70 Marlin lever gun or a shotgun with slugs. I am guessing recouil is on the order of a 445-70 . A standard mil-spec one fit the best. Add to Cart. 99 – $ 41. He put 5 rounds through it and has been having feeding issues ever since. 00 You Save $17. As the story goes, this Ranger asserted that stopping power was lacking from the ubiquitous 5. Used to go there for vacation growing up. Also the only 458 parts I trust are Tromix parts also pretty expensive. That said, I don't know if . Includes extension and pin. The firearm is available as a complete firearm or just the upper receiver. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications This CMT Side Charging AR-15 Upper Receiver is compatible with a wide range of parts, so you can build your dream rifle. 35 Your Price: $749. 56 NATO? Standard AR-15 mags can be used for 458 SOCOM without any modification. 56 while in Mogadishu, Somalia. 936 at gas block seat. Cart Shopping Cart (0) | Cursory examination of the buffer revealed that it was the same as used in standard AR-15 rifles. We feel that this SOC0200ASYSale. You will go ape for our excellent custom-made rifle parts. 458 model. And I am not blowing smoke about choosing it again. 56 firing pin, cam pin, and firing pin retaining pin. 458 SOCOM feeds flawlessly from many standard unmodified 5. 458 Socom generates considerably more recoil than the standard . 00 You Save $15. 875" diameter, BARREL: 10. They are not 5. However if one is planning to do much shooting in this larger caliber, the lower probably should be built to optimize the combination. Stop the check the 458 socom misfits facebook group for more info on this. Standard . The options may be chosen on the product page Plain Lancer 458 SOCOM Magazine - 11 Round (Modified) Product BRO 458 SOCOM Upper. 458 SOCOM Assembled Upper Receiver with Engraved Dust Cover quantity. Old. 223R, 5. but its a standard 30rd 556 mag with a different follower. Installing the 458 SOCOM upper receiver involves aligning the barrel and barrel nut, attaching the gas block and handguard, and threading on the flash suppressor. SKU: BADDIE-URG-458-105-P UPC: Current Stock: 458 These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 8" Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 10" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. 665" wide for use with 458 SOCOM, 375 SOCOM, 450 Bushmaster, 12. Its smart design doesn’t require a forward assist or an ejection port cover for The 458 Socom is the caliber of choice at US Armed Forces checkpoints because of its stopping power and peneration capabilities. Shop By Category. 5” Pistol . My 50 Beowulf experience is the things just won't feed even in AA mags with an AA upper. None. It would not work at all. Its smart design doesn’t require a forward assist or an ejection port cover for great simplicity. L. The BEAR CREEK 458 SOCOM upper came out of the box pretty standard. 458 SOCOM Stripped Forged Upper Receiver is precision-engineered for superior compatibility with the hard-hitting . Base model includes 6061 M4 style upper receiver, 8" black barrel 1:14 twist, muzzle threaded 5/8-24, black flash hider, black gas block, bolt/carrier, As of July 2024, allow 5-10 days for this item to be built and shipped. 458 SOCOM Complete Upper Receiver Assembly + Free Shipping over $49. An enlarged ejection port provides clearance for exfil of those fat, . 750 Low profile Thread Pitch: 5/8-32 Hand Guard: $425. This has the new handguard. 00) Skeletonized 6061 M4 Style Receiver (+ $ 85. Review Subject Required. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Govt Profile, Nitride/Melonite Treated - made for us by Hitman Industries HANDGUARD : 12 inch M-LOK Free Floated, Machined out of 6061 T6 KAK Industry Modified AR15 Upper Receiver For 458 Socom • Upper Receiver- Precision machined Forged 7075 T6 Aluminum • Matte black hard coat anodized Mil 8625 Type 3 Class 2 not this upper. Name Required. 458 SOCOM Stripped Upper Receiver is machined from 7075 T6 Aluminum forging. This upper receiver comes in type III hard coat black anodize for extreme durability. However, as the 458 is considerably more rotund than the 5. AR upper, 458 SOCOM AR uppers, 458 upper, . 458 SOCOM cartridge. Any questions I'd reach out to them. 458 SOCOM rifles by adding an adjustable gas block, extra power action spring and straight gas It includes the new 15" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, and a right-side charging (Gen2) handle (patent protected). Accepts standard AR15/M16 components. The 458 SOCOM upper is capable of precise, accurate shots when well-configured, offering tactical shooters the confidence to make fast, controlled first and follow up A flat-top AR-10 upper is an AR-10 with standard Picatinny rail where the sights are usually mounted. 5" M4 Complete Upper OPTION DETAILS STOCK: Standard M4 or SOPMOD. As far as lowers, standard carbine stocks are not recommended because the adjustment pin isn't strong enough for the recoil. I called Rock River and they said I was good to go with a standard spring and buffer. Compare . and they have 458 socom etched on the mags. 95 Standard Handguard 10 items; MLOK Split Rail 4 items; Compare Products Clear . 458 SOCOM upper receiver is an engineering marvel, specifically devised to optimize the AR-15 rifle. 458 SOCOM upper to a lower built for a 5. BCM® Standard 14. Many shooters simply have a dedicated upper receiver to quickly switch between 5. , went to work. : UPUR3. 458 Every 350 Legend upper we sell can be configured to your specifications. 458 SOCOM rifle length upper has a 16" heavy barrel with a BARREL: 10. BARREL: 8. 950. FREE SHIPPING & FREE RETURNS* FREE Product no. The worst bolt I have ever had was when Tool Craft had a super sale on BCG in . 458 muzzle brake, These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 12" Lightweight Barrels just like the Tromix standard lineup of custom uppers, however, the charging handles, 12" hand guards, and upper receivers are made from less expensive 6061 aluminum instead of 7075. Shopping Cart Items 0. I already had the TROMIX bolt but I needed a BC, so since the thing came with a bolt, I tried the . It even works on standard AR These Tromix built AR-15 458 SOCOM Economy uppers include the exact same new Premier Grade Tromix BCG's and 10. 458 SOCOM that you could use regular mags? And then they started making specific mags to work better with it anyway. 50 Beowulf. 56 carbine is possible and shootable. A complete upper should be compatible with your current mil-spec lower. they are expensive $30bucks. Ar15 Mil Spec BigBore and TonyRumore here are the authorities on the 458 SOCOM and are good guys when it comes to any info concerning it. 458 SOCOM takes only two caliber specific parts-a . Everything else is standard AR-15 stuff. 458 SOCOM Complete Upper. Shop and save today! Discounted complete 458 SOCOM upper assembly. 458 SOCOM upper receiver is going to be My 458 SOCOM build *updated with better lighting. 450 Bushmaster/. View your Shopping Cart. 458 SOCOM Complete Upper Receiver Assembly | Be The First To Review CMMG, Inc MkW ANVIL . Complete your upper Add a bolt carrier group and charging handle to complete your upper. A standard 20-round 5. Best. 458 Socom A4 Upper Receiver Assembly ITEM #: SOC0052BASY. 56 magazines and a standard 20-round 5. He said that sometimes it runs fine, and then there's the rest of the time. Out Of Stock. 458 SOCOM single stacks in a standard AR-15 magazine. With a picatinny top rail, securely mount your favorite optics, so you can set up your new big bore rifle for hunting even just target shooting. BRO Low Profile Gas Blocks $ 24. BCM. Quick view. 56mm cartridge. SOPMOD has a wider cheek weld, rubber non slip butt pad, two water tight storage compartments and stainless steel QD swivel mount. The CMMG ANVIL’s upper receiver is equipped with a case deflector as well as an ejection-port dust cover. Anderson's . It had to use standard AR-15 magazines. Bolt includes gas rings, extractor, and ejector. 458 SOCOM upper is compatible with any mil-spec AR-15 lower. 458 SOCOM. About Us Policies Reviews How To. 750" Marty ter Weeme, founder of a company called Teppo Jutsu, L. 56, etc. Shop more . BCM® Standard 16" M4 (SOCOM) Complete Upper Receiver Group w/ MCMR-7 Handguard. 458 socom complete upper assembly. Customize your 350 Legend complete upper with an optic, muzzle device, rail, bolt carrier group, magazine, or charging handle from our matched selection. Q&A. 458 SOCOM 8″ Micro Complete Assembled Upper – Right Handed $ 809. 450 Bushmaster, HISTORY OF THE 458 SOCOM A Task Force Ranger introduced the idea for an AR-15 based caliber with considerably more stopping power than the standard 5. Extractor and Ejector are specific to the big bore calibers. 458 458 Socom Upper, 458, Socom, upper. SKU: UPR-RCVR Categories: 375 SOCOM Barrels, Uppers, & Parts, 450 Bushmaster Barrels, Uppers & Parts, 458 SOCOM Barrels, Uppers, & Parts. 458 Socom A4 Upper Receiver ITEM #: SOC0052B. 56 parts. 458 socom uses standard AR-15 everything except barrel and bolt. Billet machined from black anodized aluminum, our uppers are the peak of durability and performance. B. 56 AR magazines. 458 SOCOM Chamber, 1:14 twist, threaded 5/8-32, with Gas Block. We carry uppers for both . Though it might be expensive for some, it has unique characteristics, interesting origins and design, and lots of reasons why it’s sought after by hunters. UPPER RECEIVER: AR-15 Big Bore Mil-Spec Machined out of 7075-T6 Forged Aluminum, Single Large Feed Ramp, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed. 875" diameter, Bear Creek Arsenal 458 Socom But you could slap a complete 458 upper with BCG onto a standard 5. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Heavy Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics . Quote History. 97%. Aero is one company that makes these uppers and they're still compatible with common calibers as well Wilson Combat AR-15 . Shop All. But magazines can vary. 00) Gas Block . It includes a 15 1/4" MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. 56 rounds, so shooters should be prepared This 458 socom rifle setup will be used primarily as a woods gun against large dangerous game in Alaska for close encounters at 30 yards max. ” wasn’t the whole point of . 458 SOCOM If you are planning to build your first AR-15 chambered . 56, you will be limited to a 10-round capacity in standard 30-round AR-15 mags when loading them with 458 SOCOM rounds. A tromix bolt doesn’t have these issues and you still have a great bargain 457 build if you pay up for the better Discounted complete 458 SOCOM upper assembly. so you can change out broken parts if needed. 458 SOCOM rounds and a standard 30-round 5. KAK has always been great, would buy again. HANDGUARD: 15 The . 458 SOCOM cases. The only difference you need is an upper with an enlarged ejection port and the correct barrel and bolt. 458 SOCOM feeds SHOP Pro2a Tactical line of 458 Socom AR-15 Uppers. 458 SOCOM feed out of standard AR magazines. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Heavy Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics HANDGUARD : 9 inch M-LOK Free Floated, Machined out of 6061 T6 OPTION DETAILS MUZZLE DEVICE: Standard A2 Flash Hider or Competition Muzzle Brake. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Heavy Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics HANDGUARD : 7 inch M-LOK Free Floated, Machined out of 6061 T6 Compatibility with AR-15 Platform: The 458 SOCOM was designed to work with standard AR-15 platform, making it easy to upgrade an existing AR-15 to handle this larger caliber without a complete rebuild. Boasting unparalleled ammo performance with its Recon Model 16" round profile barrel and 1:14 twist ratio, this upper provides BARREL: 8. That was factored into why the 458 socom was made. Gas blocks are steel, . 875 Gas Block; 5/8×32 4140 Nitride Coated Tanker Brake (American Made) Comes Complete With Nitride Bolt Carrier Group (BCG) and Charging Handle; Additional information. Since the AR15 CMT Billet Upper Receiver . Any . SB Tactical SBA3 Brace is adjustable on the fly and features a minimalist design, integral and ambidextrous QD Sling socket and capable of accepting milspec carbine buffer tube extensions. The 458 SOCOM AR-15 Hammer MK II is the ultimate large game rifle for the AR-15 platform. This best in class AR15 upper is made specifically for the 458 SOCOM, from the most trusted brands including Wilson Combat, CMMG, and much more! Free shipping available! Toll-Free: +1-800-504-5897 Help Center Check Order Status. Sale Price: $297. 00 Add to cart; Gas Tube Lancer Center Overall, if you are looking for an upper receiver for a . Invoice option. 56x45mm NATO round. Most hunters would just browse a 458 SOCOM upper for sale and just see the characteristics for comparison with their standard 5. Add to cart. Ready to fire on your lower receiver. The SOCOM using standard mags was nice but was not a deal breaker to me then, but would be now. 458 SOCOM, please give me your two cents. 458 SOCOM Stripped billet upper drops onto standard lower and features expanded ejection port that accommodates . BRO 458 SOCOM Upper quantity. 56 NATO is truly America’s rifle and is a symbol of American ingenuity and freedom. 5 fast twist barrel w/ gas block (generic/whatever they gave) Tromix NIB bolt - All tromix parts Toolcraft NIB bolt carrier Geissele Airborne CH (black) Geissele 10" MK4 in OD green AR-15 Big Bore Milspec AR-15 Stripped Upper Receiver for Big Bore Calibers like 458 Socom, 450 Bushmaster, 50 Beowulf, etc. 040232173721 Stripped billet upper drops onto standard lower and features expanded ejection port that accommodates . 458 SOCOM, and I needed a BC. . Login; Register; Shopping Cart (0) 0 Items Toggle navigation. Whether you need a . nothing is pinned or welded. Can be used for any big bore caliber build that is compatible with the AR15 platform such as 458 SOCOM, 450 This receiver is machined from a solid block of 7075 billet aluminum and is much more rigid than a standard mil-spec receiver. The 458 SOCOM round is one of the newer rounds that we have written on. 025” of material from an existing ejection port. 458 SOCOM round, featuring a widened ejection port for flawless cycling. 458 SOCOM > AR-15 Complete Upper Build The requirements were simple: It had to be an upper, or a rebuild, that’d work on a standard AR-15/M16/M4 lower. Your 350 Legend AR 15 Upper receiver will arrive turn-key and ready to shoot out of the box. enlarged ejection port cover, and . This Black Rain Ordnance AR-15 Complete Upper Receiver features everything you need to build a high-performance . Sale. Those casing are fatties, they need more space to eject than 223. TRIGGER: Standard Milspec, Rise Armament RAVE 140 or Timney Impact. 00) Skeletonized M4 Style 6061 Upper Receiver (+ $ 85. 458 Socom a standard receiver will work, but most manufacturers use/recommend a receiver with a larger cutout ejection port due to the size of the case. 5 inch, 458 Socom Caliber, 4150 Chrome Moly Vanadium Steel, 1:14 Twist, Govt Profile, Nitride/Melonite Treated - made for us by Hitman Industries. 458 SOCOM , AR-15 Upper Build Kits. 458 SOCOM build. 00) Gas Block * Chomoly Steel (black finish) Gas Block ($ 0. 56. All our BCGs are M16 Profile, Properly Staked Gas About this Upper: Anderson's . This means that if you already own a 5. 450 Bushmaster Upper $ 919. It has been manufactured with uncompromising precision using 7075-T6 aerospace aluminum billet stock at Find a high quality complete 458 SOCOM upper online at BCA. Sale Price: $135. Buy a complete TROMIX bolt and replace your BCA abortion. AR-15 / AR-10 Parts and Accessories The Golden Standard Collection; Prebuilt Uppers; Upper Builds Under $150; Warpick Builds; Rosco Rizzo Builds; Home; AR-15 & AR-10 Build Kits; Upper A . 458 SOCOM and . Quoted: Quoted: Quoted: Are 458 uppers interchangable like . You can burn up a lot of ammo determining if the mags The chubby . Love the 458 SOCOM but brass is so expensive and I hate loosing it, so I had a savage re-barreled to a 458 to bust deer with. Smoked three deer with it to date. 458 SOCOM lower your current kit is See more The 458 Socom is the caliber of choice at US Armed Forces checkpoints because of its stopping power and peneration capabilities. A 20-round AR mag will hold seven. x. The machined billet We use cookies to give you the best possible experience. The bolt carrier thru-hole is Shop CMMG, Inc MkW ANVIL . BRO-Spec15 Bolt & Carrier Group $ 179. 00 Add to cart; Lancer Magazine – 4 Round $ 25. We offer everything from Hbar upper receivers to competition muzzle breaks and birdcage flash hiders. $ 299. 458 SOCOM upper receiver is designed for serious shooters looking to step up their game. SKU: BRO-SPEC15-CU-458S. Features: Machined from billet 7075-T6 aluminum; Hardcoat anodized; Engraved T-marks and 1913 picatinny rail; The . A1, A2 or other Anderson's . In 2000 a sledgehammer cartridge that would launch 250- to 600-grain . 99 $545. 458 bolt, a . Select Nitride if you need a BCG to complete Upper . $509. The . SKU: UPPER-ENLARGED-458SOCOM Categories: 458 SOCOM Uppers, Goodies, Upper Assemblies, Upper Specials Tag: . Optics Accessories. AR15 Engraved Dust Cover $ 24. Quite often when people try to get fancy they create jam-o-matics. 458 upper, 458 uppers, . 00 Upper Receivers; Lowers; Lower Receivers; Accessories. 750" One important note on a non-458 SOCOM upper receiver, such as a standard AR-15 upper intended for 5. Quick view Out of stock. 00 The 458 SOCOM has gained popularity in recent years and is a large round that was built to be shot from a modified AR-15 upper but a standard AR-15 lower. --- readmore --- AFIK the . 458 SOCOM Complete M-LOK Upper Half Receiver Not many companie . Rock River opens the ejection port up slightly for Check out our selection of complete AR 15 upper receivers. The cartridge is getting jammed in the chamber and then having a heck of a time trying to extract it Has anyone experienced anything like this before? AR-15 Full Build Kits (Everything Minus Lower) > . MUZZLE DEVICE: Standard A2 Flash Hider or Competition Muzzle Brake. 458 Upper Receiver is machined to fit onto our standard multi cal lower receivers and features an expanded ejection port opening. This upper is a great option for other large-bore calibers like the . High-Performance Complete Upper For Large-Caliber 458 SOCOM builds. Wilson Combat AR-15 . The cartridge is a wildcat and This is the ultimate 458 SOCOM AR15 Carbine. 458 SOCOM upper should be just as easy to customize as a standard 5. 458 Socom Complete Upper is precisely what you need. 99. This round was designed to run with STANDARD rifle and CAR buffers and springs. Upgrade Your Arsenal with the Complete 458 SOCOM Upper – Get Yours Now! The Wilson Combat . However, is investing in a big bore 458 SOCOM upper receiver really worth it? Or is it better to stick OPTION DETAILS MUZZLE DEVICE: Standard A2 Flash Hider or Competition Muzzle Brake. Standard M4 Style 6061 Upper Receiver ($ 0. I have a . Plan to use a dedicated . The 458 Socom offers similar ballistics to the legendary 45-70 but in the modern sporting AR-15 platform. 5 inch complete upper for maximum versatility. 56 lower, right? View Quote View All Quotes. HANDGUARD: 7 This is my first . or was the point more that you could use standard AR uppers and lowers and just change out the barrel. 95. 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