458 socom upper

The Wilson Combat .458 SOCOM upper receiver is designed for serious shooters looking to step up their game. In stock. $109.95. Rating: 3 Reviews. Add to Cart. Armor-Tuff Finish …

The Wilson Combat .458 SOCOM upper receiver is designed for serious shooters looking to step up their game. Quality engineered from 7075-T6 forgings, this upper receiver features an anodized finish and a precise bolt raceway for smoother chambering and more rigid receiver walls to reduce firing flex. About 458 SOCOM. Steinel Ammunition is known for our 300-grain JHP 458 SOCOM load. Since then we have not only added more calibers, but we have also added more SOCOM loads to help fill the various roles that this caliber can handle. Maker Bullets – These solid copper hollow points offer world-class expansion and weight retention.Specifications: Caliber: .458 SOCOM Classification: Rifle Barrel: Gauntlet Arms "Skiff" 16" 1-14 Twist Hbar .458 Socom Engraved Barrel .936 Gas System (Cryo Treated) Twist Rate: 1:14T Thread Pitch: 5/8x32 Upper Receiver: Anderson Mfg. .458 SOCOM AM-15 Stripped Upper Receiver, Anodized Handguard: Gauntlet Arms 12" MLOK Freefloat Handguard, … The Anderson Manufacturing .458 SOCOM Upper Receiver gives AR-15 builders who are looking to produce their big-bore .458 model a ready-made upper that is designed to handle the increased dimensions of the round. The Anderson Manufacturing .458 SOCOM Upper Receiver is constructed from 7075 T6 forged aluminum and includes a wider ejection port. A .458 SOCOM complete upper is perfect for hunting elk, white-tail deer, and, most importantly, bears. That being said, 458 SOCOM uppers are not ideal for hunting small game. In the race of the best 458 SOCOM upper , there is no clear winner, but please feel free to browse our collection.

The 458 SOCOM cartridge is the answer that these gun owners were looking for, as its heavier bullets can deliver bone-crushing kinetic energy that can stop feral hogs or whitetail in their tracks. 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 5.56 NATO? Aero Precision Assembled XL Upper Receiver for Big Bore AR-15 – Enlarged Ejection Port. 2 Options. from $ 134.99. View Product. When it comes to AR15 upgrades, our upper receivers are a cut above the rest. The .458 SOCOM is a powerful round that packs a punch, and our upper receivers are built to handle the unique demands of this ammunition.As of April 2024, allow 5-10 days for this item to be built and shipped. Ready to fire on your lower receiver. Barrels available in stainless or chromoly with standard 1:14 twist. 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 May 2024, allow 5-10 days for this item to be built and shipped. Ready to fire on your lower receiver. Available in Black 4150 chromoly steel or 416 Stainless steel options. Base model includes a 6061 M4 style upper receiver, black 4150 chromoly barrel, black flash hider, black gas block, bolt/carrier, and chargingBarrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud. Upper: A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to ...A few of my thoughts on the Bear Creek Arsenal 458 SOCOM side charging complete upper receiver.PartsComplete Barreled Upper Receiver 458 SOCOM 1:14 Twist (Be...

458 SOCOM. PRICE. Min price Max price Filter — Caliber.450 Bushmaster (1).458 Socom (1) 350 Legend (1) ... BRO 458 SOCOM Upper $ 915. BRO-CARNIVORE $ 1,579. Become Part Of The B.R.O. Nation. Sign up to get B.R.O. …Today we take a Lukewarm dive into the ridiculous round. It was a truly fun expierience. Thank you BEXAR Arms for lending us your toy, we had a blast with it...The Rock River Arms’ .458 SOCOM upper and lower receivers are forged, a common feature of the company’s X-Series rifles. To get a handle on this heavy hitter, a Hogue rubber pistol grip is a good match for RRA’s Operator A2 stock.AR-15 16” .458 SOCOM, Parkerized Heavy Barrel, 1:14 Twist, Side Charge upper, Carbine Length Gas System, 15″ MLok Handguard Rated 4.80 out of 5 $ 349.99 Read moreFind various .458 Socom upper assemblies for AR-15 rifles at Moriarti Arms. Choose from different barrel lengths, rails, comps and finishes.

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Barrel: 16" 4150V steel, chrome moly, heat treated, black, Socom extention, .875 gas block diameter, carbine gas system. Handguard: 15" Rifle-length Mlok Super Slim Free Float. .458 SOCOM Upper Receiver, Complete with Dust cover and Forward Assist. Does not come with BCG and Charging Handle. Can be purchased separately as add on option on top ...(RTTNews) - Coty (COTY) reported that its third-quarter core LFL sales growth is tracking at 10%, reflecting an acceleration from the 7% core LFL ... (RTTNews) - Coty (COTY) report...Sep 1, 2014 ... ... 458 Socom uppers? I could definitely justify a 458 Socom upper for deer 8-). Think of the photos I could take and then when anti gunners ask ...The Cross Machine Tool Co., INC Billet Upper Receiver is made from high-grade aluminum and it has an anodized finish for increased surface strength, superior durability, rust, and corrosion resistance, and abrasion-resistant.. These properties enable the receiver to handle a .458 SOCOM round and protect the rifle when you shoot in bad …

A .458 SOCOM differs from a standard 5.56mm AR-15 in the barrel and the face of the bolt is opened up with the extractor and ejector suitably modified. Marty became intrigued with the idea and decided to try to develop such a cartridge. He eventually decided on using common .458-inch diameter projectiles.Get ratings and reviews for the top 7 home warranty companies in Upper Merion, PA. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Ho...Suggested .458 SOCOM Pistol Builds. Building a 458 SOCOM pistol can be as simple or as elaborate as you prefer. A dedicated complete 458 SOCOM upper receiver including the bolt carrier group can be sourced and installed on your existing lower receiver or you can build it completely from scratch using a stripped upper receiver and a 458 SOCOM ...DetailsWith a reputation for precision manufacturing, KAK Industry offers quality, American made components at affordable prices. The KAK Industries Modified Upper Receiver Assembly is machined from a 7075-T6 aluminum forging to MIL-SPEC dimensions with a modified port for use with .458 SOCOM or other large cartridges. The receiver is …Port door opening has been enlarged to fit .458 SOCOM and other similar rounds (i.e. .450 Bushmaster, .50 Beowulf, etc.) M4 style feed ramps. 0.250 takedown pin holes. Laser engrave T-marks. Laser engrave "XL" for easy identification. Compatible with all Mil-Spec AR-15 components.About the BCM® Standard 14.5" M4 (SOCOM) Complete Upper Receiver. The SOCOM M4 profile is a mid-weight profile barrel for the M4A1 Carbine. The flats milled under the handguards are for mounting of the M203. SOCOM requested the mid profile to better handle the volume of fire from their shooters. This profile is being adopted as a …Comes complete and assembled with Upper Receiver, Forward Assist, Custom Ejection Port Door, Barrel Nut. 16 inch 458 SOCOM Barrel and our new Panzer Muzzle Brake to take the bite out of the round. Bolt Carrier Group and Charging Handle come complete with this upper. 16 inch 458 SOCOM 4150 Vanadium Steel Barrel. 1 in 14 inch Twist Rate. 5/8x32 ...The .458 SOCOM is a member of the “thumper” family. The Thumper concept comes from the great Jeff Cooper. A larger caliber bullet out of a rifle-length barrel. When Bear Creek Arsenal offered up a review, obviously I was going to request it be one of their .458 SOCOMs. Bear Creek is known for making affordable options for the gun world.The real cleverness in the design of the .458 SOCOM is that nothing but the upper need be changed — same magazine as the .223, same buffer spring in the buttstock, same everything. Just get a ...

Port door opening has been enlarged to fit .458 SOCOM and other similar rounds (i.e. .450 Bushmaster, .50 Beowulf, etc.) M4 style feed ramps. 0.250 takedown pin holes. Laser engrave T-marks. Laser engrave "XL" for easy identification. Compatible with all Mil-Spec AR-15 components.

April 15, 2015. Rock River Arms’ LAR-458 Mid A4, with its 16-inch bull barrel, fires the powerful .458 SOCOM without being much larger than a standard 5.56mm AR-style rifle. Shown with a Trijicon ACOG sight. The LAR-458 CAR A4 comes ready for optics with a flattop upper receiver and a railed, low-profile gas block.This upper assembly is compatible with .458 Socom cartridges, making it suitable for big game hunting and tactical shooting. It is made from 4150 Chromoly Vanadium (CMV), a high strength steel that offers increased strength, corrosion resistance, and wear resistance. This AR-15 .458 Socom upper assembly features an 18-inch barrel which is long ...AR-15 16” .458 SOCOM, Parkerized Heavy Barrel, 1:14 Twist, Side Charge upper, Carbine Length Gas System, 15″ MLok Handguard Rated 4.80 out of 5 $ 349.99 Read moreDescription. Reviews (2) Tags. AR-15 .458 Socom 10.5" pistol upper assembly / 10" Mlok / Linear Comp. AR-15 .458 Socom 10.5" pistol upper assembly w/ 10" free float rail. Barrel …DTT 'Quantumstrike' 16-inch AR-15 .458 SOCOM Nitride Rifle Upper Build Kit. MSRP: $349.99$249.99Sale.This BCA AR-15 complete .458 SOCOM rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:14 twist rate, with a carbine length gas system (.875). 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).The Black Rain Ordnance Spec15 Complete Upper Receiver is a high quality solution for your large caliber AR build. These AR15 Upper Receivers by Black Rain Ordnance feature what you need for a performance .458 SOCOM build, including a 16in barrel with 1x14 twist, a bolt carrier group with .458 bolt, a .458 muzzle brake, and more!Find the best selection of 458 Socom upper assemblies for your AR-15 at Moriarti Arms. Choose from various lengths, rail systems, and calibers to customize your AR-15 with the powerful 458 Socom cartridge.Complete Upper Build Kits. Shop by Caliber > AR-15 & LR-308/AR-10 Complete Upper Build Kits. .458 SOCOM > AR-15 Complete Upper Build Kits.

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The Rock River Arms CLB .458 SOCOM Completed Upper was created to function as the best product for anybody trying to find a top quality choice.. Developed using some of the most extremely strong and dependable materials in existence, these AR15 Upper Receivers via Rock River Arms will present you with a product that will give you a great deal ...The 458 Socom was designed to be compatible with the M4 platform. Since most parts (except the bolt and the barrel) are interchangeable among AR caliber rifles. Some people move towards modifying the existing .223/5.56 caliber upper receiver by cutting up the ejection port. While that works most of the time.Holiday Sale 2022. 10% Off Upper Builds. Complete Upper Build Kits. Complete Upper Build Kits. Shop by Caliber > AR-15 & LR-308/AR-10 Complete Upper Build Kits. .458 SOCOM > AR-15 Complete Upper Build Kits.Approximate Weight, 9.0 Oz. About the .458 SOCOM. The 458 SOCOM cartridge offers the practical ballistics of the legendary .45-70 in a modern AR platform rifle and is capable of firing 250 to 600 grain .458 caliber bullets in a lightweight, controllable package. For hunting medium to large game, bullets in the 250 grain– 400 grain weight ...Great Lakes 458 Socom Complete Upper Receiver . Model LJ458SOCOM: Condition Factory New: Bud's Item # 713084970: UPC 702458689836: Manufacturer GLFA.458 SOCOM 16" NITRIDE BLACK (0 Reviews) There are no reviews on this product yet. Be the first to write one: Write Review. Questions & Answers (0 Questions)Check out our 458 Socom Caliber for the AR-15. We have a large selection of Stocks, Barrels, Complete Upper Receivers and more! FAQs. Blog. My Account. Free Shipping on Orders $100+ ... .458 Socom AR-15 Upper Receiver Complete With MOD LITE M-LOK Handguard. Rated 5.00 out of 5 $ 699.95. Out of Stock.Barrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud. Upper: A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to ...The .458 Socom Complete Upper by Wilson Combat is the ultimate package for serious shooters. Featuring a Recon Model 16" round profile barrel and 1:14 twist, this upper provides superior performance. In stock. $1,394.95..458 Socom A4 Upper Receiver Assembly ITEM #: SOC0052BASY. Forged Aluminum A4, complete with Port Door Door and Forward Assist. Price: $170.00.458 Socom A4 Upper Receiver ITEM #: SOC0052B. Forged Aluminum A4, stripped. Price: $150.00.458 SOCOM Bolt Assembly ITEM #: SOC0034ASY. ….

Barrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud. Upper: A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to ...Find a high quality complete 458 SOCOM upper online at BCA. Comes with a BCG, charging handle, upper receiver, and barrel. Shop and save today! The .458 SOCOM treads hard on its heels, but with a flatter (albeit still arcing) trajectory. Accuracy results are the average of four, five-shot groups, over a Sinclair shooting rest, at 50 yards. Velocity is the average of five shots, measured by a Labradar chrono, programmed to measure velocity 15 feet from the muzzle. MidwayUSA is proud to offer this AR-STONER™ Optics Ready Upper Receiver Assembly in 458 SOCOM at an exceptional price! This AR-STONER™...The Upper East Side of New York City is a bustling neighborhood filled with renowned museums, upscale boutiques, and luxurious apartments. However, parking in this area can be quit...A high-quality rifle with a 16-inch stainless steel barrel and a mid-size forged aluminum receiver. Designed for balance, accuracy and manoeuvrability, it is available in three tiers and requires NFA approval for export.As .458 SOCOM was designed for a complete burn in short barrels, and shorter is handier — not to mention I knew there would be 10 inches of suppressor attached to this AR platform rifle — the upper was always destined for an SBR or pistol lower.This upper assembly is compatible with .458 Socom cartridges, making it suitable for big game hunting and tactical shooting. It is made from 4150 Chromoly Vanadium (CMV), a high strength steel that offers increased strength, corrosion resistance, and wear resistance. This AR-15 .458 Socom upper assembly features an 18-inch barrel which is long ...(RTTNews) - Coty (COTY) reported that its third-quarter core LFL sales growth is tracking at 10%, reflecting an acceleration from the 7% core LFL ... (RTTNews) - Coty (COTY) report... 458 socom upper, D&H Industries Aluminum .458 SOCOM 4 Round Magazine - Black. View Details. $21.99. In Stock. KAK Industries Modified AR-15 Upper Receiver Assembly - .458 SOCOM. View Details. $147.50. In Stock. FailZero EXO Coated .458 SOCOM Complete AR-15 Bolt Carrier Group. , Barrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud. Upper: A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to ... , .458 Socom. Sort By: Sale. Quick view. A15-M .458 SOCOM Complete Upper. $645.99 $545.99. Choose Options. Compare Compare Items. Sale. Quick view. A15-R .458 SOCOM Complete Upper Receiver. $509.99 $474.99. Choose Options Compare Compare Items. Quick view. Invoice option. $1.00. Add to Cart. Compare ..., View Details. $147.50. Out of Stock. Anderson Manufacturing .458 SOCOM Stripped AR-15 Upper Receiver. View Details. $80.00. Shop our wide selection of .458 SOCOM upper. We carry top brands like KAK industries, Anderson Manufacturing and more. Find the perfect .458 SOCOM upper for AR15 today. , Aero Precision Assembled XL Upper Receiver for Big Bore AR-15 – Enlarged Ejection Port. 2 Options. from $ 134.99. View Product. When it comes to AR15 upgrades, our upper receivers are a cut above the rest. The .458 SOCOM is a powerful round that packs a punch, and our upper receivers are built to handle the unique demands of this ammunition., Manufacturer: Faxon Firearms. Handguard: 10" Mlok Super Slim Free Float Rail. .458 SOCOM Upper Receiver, Complete. Does not come with BCG and CH. Can be purchased separately as add on option on top of page. Images may not be an exact representation of the product. Made in the USA. Compatible with Mil Spec AR-15 Lower Receivers. AR-15 .458 SOCOM ..., Tactical Carbine Upper Half LAR-15M .458. .458 SOCOM Chamber. Learn More. Rock River Arms, Inc. offers a complete line of American made, custom built AR15 style rifles., Note: We were at a Safe Shooting Range, following all the safety rules. Today on Alaskan Ballistics, We're taking at the Pro2a Tactical .458 Socom 18 inch ..., Nov 11, 2021 · About the BCM® Standard 14.5" M4 (SOCOM) Complete Upper Receiver. The SOCOM M4 profile is a mid-weight profile barrel for the M4A1 Carbine. The flats milled under the handguards are for mounting of the M203. SOCOM requested the mid profile to better handle the volume of fire from their shooters. This profile is being adopted as a new standard ... , .458 SOCOM Upper Pricing · $100-$300. At the lower end of the spectrum, you'll find stripped uppers, which don't contain barrels, bolt carrier groups, or any of ..., Hunting. The .458 SOCOM cartridge offers the practical ballistics of the legendary .45-70 in a modern AR platform rifle and is capable of firing 250 to 600 grain .458 caliber bullets in a lightweight, controllable package. For hunting medium to large game, bullets in the 250 grain– 400 grain weight range possess devastating killing power., April 2, 2022. 11 minute read. Are you looking to find the best .458 SOCOM uppers to complete the build of your AR? If so, you’ve got a real project ahead of you. There’s an …, SmartAsset compared the inflows and outflows for upper-middle-class people for each state and Washington, D.C. and ranked where they are moving to in 2021. Calculators Helpful Guid..., Get ratings and reviews for the top 7 home warranty companies in Upper Merion, PA. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Ho..., Barrel: 12.5" 4150V hbar barrel with a 1:24" twist, carbine-length gas system and .750 low profile steel gas block. Barrel is finished off with a slim 12" mlok rail and a 3" shroud. Upper: A-3 flat top upper is made out of 7075-T6 aluminum forgings, black hard coat anodized and comes with a forward assist. Ejection port opening is amended to ..., Wilson Combat has been the innovator in custom pistols, long guns, and accessories since 1977. Home of the Wilson Combat 1911, EDC X9, WCP320, and more!, Caliber: .458 SOCOM – WC-15 platform; Barrel length: 16" round threaded (1-14 twist) 16" round threaded (1-22 twist) 16" fluted threaded (1-14 twist) ... Armor-Tuff® finish applied over Mil-Spec Hard Anodized Upper/Lower receivers; Can be …, AR-10 Upper Parts; AR-10 Upper & Lower Receivers; Pistol Caliber AR Parts. ... 458 SOCOM AR15 Uppers for Sale at Joe Bob Outfitters! Subscribe to our Newsletter:, BC-15 | .458 SOCOM Right Side Charging Upper | 16” Parkerized Heavy Barrel | 1:14 Twist | Carbine Length Gas System | 15” MLOK. 43 Reviews. $217.76 $241.96. Out of stock. Show. "Carving out a niche in the competitive firearms industry, BCA offers an attractive blend of quality, variety, affordability, and exceptional customer service. This ..., Upgrade Your Glock Kit: NDZ Performance NDZ 13 LB.+ Power Guide Rod Assembly + Mercury Precision Single Port Comp + Gray. $54.99 Original price$44.99. .458 SOCOM AR-15 Upper Builds subcategories. AR-15 80% Upper Build Kits > .458 SOCOM. AR-15 Full Build Kits (Everything Minus Lower) > .458 SOCOM. , The real cleverness in the design of the .458 SOCOM is that nothing but the upper need be changed — same magazine as the .223, same buffer spring in the buttstock, same everything. Just get a ..., Upper Builds > .458 SOCOM Compatible; Upper Build Starter Kits > .458 SOCOM Compatible; Quick View. Aero Precision .458 SOCOM Stripped Upper Receiver - Anodized Black. MSRP: $54.99 $46.99 Sale. Waitlist. Add To Cart Item Added to Cart! Quick View. Gauntlet Arms "Skiff" 16" 1-14 Twist Hbar .458 SOCOM Engraved Barrel .936 Gas …, This BCA AR-15 complete .458 SOCOM rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:14 twist rate, with a carbine length gas system. 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., This BCA AR-15 complete .458 SOCOM rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:14 twist rate, with a carbine length gas system (.875). 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)., This is the 2nd Side Charge Upper I have ordered from Gibbz. This one was used to build a .458 SOCOM which outperforms my expectations with sub MOA out to 186 yards. (Limit of my range) The first was used to build a 6.5 Grendel. This gun shoots 1/4 MOA all day every day. I have recommended the Gibbs Side Charge uppers to all of my …, Upper Builds > .458 SOCOM Compatible; Upper Build Starter Kits > .458 SOCOM Compatible; Quick View. Aero Precision .458 SOCOM Stripped Upper Receiver - Anodized Black. MSRP: $54.99 $46.99 Sale. Waitlist. Add To Cart Item Added to Cart! Quick View. Gauntlet Arms "Skiff" 16" 1-14 Twist Hbar .458 SOCOM Engraved Barrel .936 Gas …, The .458 SOCOM ANVIL proved devastating against fluid-drained range vehicles located at Echo Valley Training Center’s (EVTC) stepped berms. The .458 SOCOM loads tested had no issue penetrating windshield. ... The CMMG MkW ANVIL’s upper and lower receivers are created from 7075-T6 billet aluminum. The ANVIL’s upper is an M4 flat-top style ..., This is a durable, stripped billet upper receiver that will get the job done at a reasonable price. Cross Machine Tool Co., INC AR-15 CMT Billet Upper Receiver .458 SOCOM is constructed out of a lightweight yet durable T6 7075 aluminum with a hard coat anodized finish for superior rust and corrosion resistance., The Radical Firearms 16" Big Bore profile 458 Socom is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and hit the range. Built with our 15" MHR free float rail system for increased accuracy and keeping your hands cool., Black Rain .458 SOCOM Pistol. The BRO Spec15 series is a line of AR-15 rifles and pistols built to meet the bid requirements for law enforcement and military personnel, and as an affordable option for civilian use. Spec15 Specs. The most basic of the Spec15 series, the upper/lower receiver set is Spec15 anodized forged aluminum., I have a lower receiver assembled and am thinking about topping it off with a .458 Socom upper. Does anyone have any positive or negative ..., 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. It is chambered in .458 SOCOM and machined with single feed ramps in the barrel extension. This upper ships out with three test casings. 16” Heavy Barrel, Building a 458 SOCOM pistol can be as simple or as elaborate as you prefer. A dedicated complete 458 SOCOM upper receiver including the bolt carrier group can be sourced and installed on your existing lower receiver or you can build it completely from scratch using a stripped upper receiver and a 458 SOCOM barrel to make an AR pistol. One ...