Description
This BCA AR-15 complete 5.56 Nato pistol length upper has a 8.5" M4 contour barrel with a parkerized finish, and features a 1:7 twist rate, with a pistol length gas system. It includes the new 6.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging (Gen2) handle (patent protected). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower.
More Information
SKU 573N-UASCH556PM48.517P-7M3
Weight (lbs) 3.300000
Magazine Capacity N/A
Barrel Length 8.5
Profile M4 Contour
Twist 1:7
Barrel Finish Parkerized
Material 4150 Chrome Moly Vanadium
Thread Pitch 1/2 x 28
Caliber 5.56 NATO
Feed Ramp M4
Flutes Non-fluted
Gas System Pistol Length
Gas Block System 0.750
Charging Style Right Side Charging
Classification Complete Upper Assembly
Platform AR-15
Bolt Material E9310
Receiver Material Billet
