DealM4 Feed Ramps T-Marked Upper Receiver 1/7 Twist 5.56 NATO Mil-Spec 11595E - Certified Barrel Steel (CMV) Chrome Lined Bore and Chamber Manganese Phosphate Barrel Finish Mil-Spec F-Marked Forged Front Sight Government Profile Barrel HPT Barrel MPI Barrel from Bravo Company USA (Product BCM-URG-MID-16LW-C4-12) |