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.458 Socom
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AR-15 .458 SOCOM 10.5" Upper Build w/ 10" Slim Mlok Rail. CA and NY compliant. This upper assembly features:Action: Semi-auto Gas System: Pistol Length Gas System Chamber: .458 Socom Twist Rate: 1/14 Muzzle Device: Thread 11/16x24 custom TPI competition Barrel: Fa..AR-15 .458 SOCOM 10.5" Upper Build w/ 10" Slim Mlok Rail. CA and NY...$399.95$599.95 -
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 hbar barrel, M4 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..AR-15 .458 Socom 10" pistol upper assembly w/ 10" free float r...$389.95$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...$369.95$499.95 -
AR-15 .458 Socom 16" black upper assembly w/ 12" Mlok rail Barrel - 16" 4150CMV steel hbar barrel, M4 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 ..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 16" stainless fluted upper assembly w/custom brake. This drop-in .458 Socom upper will attach to virtually any standard AR-15 lower assembly. Currently offered in straight flute. ETA: 10-15 days. Barrel - 16" 416R stainless steel hbar barrel, fluted. Chambered in ..AR-15 .458 Socom 16" stainless fluted upper assembly w/custom brake...$349.95$549.95