Bear Creek Arsenal AR-15 5.56 NATO Right Charging Billet Stripped Receiver

This BCA AR-15 complete 5.56 Nato rifle length upper has a 16 inch M4 contour barrel with a stainless steel and black nitride finish with bear claw flutes, and features a 1:8 twist rate, with a carbine length gas system. It includes the new 11.5 inch MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging handle (patent pending). This 5.56 Nato upper is compatible with any mil-spec AR-15 lower.Shop more 5.56 NATO Uppers! Specifications for Bear Creek Arsenal AR-15 5.56 NATO Right Charging Billet Stripped Receiver: Manufacturer: Bear Creek Arsenal Color: Black Cartridge: 5.56x45mm NATO, .300 AAC Blackout Gun Make: AR Platform Gun Model: AR-15 Quantity: 1 Package Contents: Bear Creek Arsenal AR-15 5.56 NATO Right Side Charging Upper 16in 416R SS Nitride Bear Claw Fluted M4 Barrel 1-8 Twist Carbine Length 11.5in MLOK Upper Receiver