Bear Creek Arsenal AR-15 5.56 NATO 20in Bear Claw Fluted Barrel Right Side Charging Upper Receiver

This BCA AR-15 complete 5.56 Nato rifle length upper has a 20 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 rifle length gas system. It includes the new 15 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 20in Bear Claw Fluted Barrel Right Side Charging Upper Receiver: Manufacturer: Bear Creek Arsenal Cartridge: 5.56x45mm NATO Barrel Length: 20 in Barrel Profile: M4 Gas System Length: Rifle Length Barrel Twist Rate: 1-8 Finish: Black Nitride Fabric/Material: Stainless Steel Handguard Length: 15 in Gun Rail: M-LOK Gun Make: AR Platform Gun Model: AR-15 Barrel Material: 416R Stainless Steel Package Contents: Bear Creek Arsenal AR-15 5.56 NATO Right Side Charging Upper 20in 416R SS Nitride Bear Claw Fluted M4 Barrel 1-8 Twist Rifle Length 15in MLOK Upper Receiver