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.458 Socom
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AR-15 .458 SOCOM Upper Build with 16" Barrel and 15" Mlok Super Slim Handguard. CA and NY compliant. This upper assembly features:Action: Semi-auto Gas System: Carbine Length Gas System Chamber: .458 Socom Twist Rate: 1/14 Muzzle Device: Thread 5/8x24 custom TPI comp..AR-15 .458 SOCOM Upper Build with 16" Barrel and 15" Mlok Super Sli...$349.95$549.95
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AR-15 .458 Socom 10" pistol upper assembly w/ 10" free float rail Barrel - 10" 4150CMV steel barrel, single feedramps, non-fluted. Parkerized finish. Chambered in .458 Socom. Button rifled with 1-14 rh twist. .875 under gas block diameter. Threaded 5/8x24. Carbine gas system. Barr..AR-15 .458 Socom 10" pistol upper assembly w/ 10" free float r...$349.95$549.95
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AR-15 .458 Socom 12.5" Upper Build W/ 12" Slim Rail / 3" ShroudFeatures:Barrel Length: 12.5" .458 Melonite Barrel Gas System: Carbine Barrel Profile: Heavy Barrel Steel: 41V50 Barrel Finish: Nitride coated Muzzle Thread: 5/8x24 Twist Rate: 1/14 Barrel Extension: Socom Extension Diameter..AR-15 .458 Socom 12.5" Upper Build W/ 12" Slim Rail / 3" ShroudFeat...$389.95$549.95 -
AR-15 .458 Socom 16" black upper assembly w/ 12" Mlok rail Barrel - 16" 4150 CMV, single feedramps, non-fluted. Parkerized finish. Chambered in .458 Socom. Button rifled with 1-14 rh twist. .875 under gas block diameter. Threaded 5/8x32. Carbine gas system. Barrel is finished off by mu..AR-15 .458 Socom 16" black upper assembly w/ 12" Mlok rail Barre...$299.95$499.95
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AR-15 .458 Socom 18" stainless upper assembly / 15" Mlok . This drop-in .458 Socom upper will attach to virtually any standard AR-15 lower assembly. Barrel - 18" 416R stainless steel barrel chambered in .458 Socom. Single Feedramp. Button rifled with 1-14 rh twist. .875 under gas ..AR-15 .458 Socom 18" stainless upper assembly / 15" Mlok . Thi...$299.95$549.95