.300 Blackout, 7.5" Parkerized Heavy Barrel, 1:8 Twist, Pistol Length Gas System, 7" MLOK Rail|Side Charging Upper (Gen 2)
7.5" Complete Side Charging Upper has a 7.5" Parkerized barrel, 1:8 twist rate and a 7 5/16" MLOK. This complete upper receiver is chambered in .300 Blackout and machined with M4 feed ramps and comes with a BCA and Gen 2 right side charging handle (patent pending).