SALE! AR15 16" Upper Receiver .300 BLK Blackout 1:8 Twist

This AR-15 complete 300 Blackout rifle length upper has a 16" heavy barrel with a 416R stainless steel Bear Claw Fluted finish and features a 1:8 twist rate with a carbine length gas system. It includes the V2 15" MLOK split rail, an M4 flat-top 7075 billet aluminum upper receiver, a bolt carrier group, a flash hider, and a rear charging (Gen 2) handle (patent protected). This 300 Blackout upper is compatible with any mil-spec AR-15 lower.