Description
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 .458 SOCOM upper is compatible with any mil-spec AR-15 lower. This has the new handguard.
More Information
SKU 548N-UASCH458CHB16114P875-15M3
Weight (lbs) 6.250000
Magazine Capacity N/A
Barrel Length 16
Profile Heavy Barrel
Twist 1:14
Barrel Finish Parkerized
Material 4150 Chrome Moly Vanadium
Thread Pitch 5/8 x 32
Caliber .458 SOCOM
Feed Ramp Single
Flutes Non-fluted
Gas System Carbine
Gas Block System 0.875
Charging Style Right Side Charging
Classification Complete Upper Assembly
Platform AR-15
Bolt Material E9310
Receiver Material Billet
