Bushmaster 0010006H212 Bravo Zulu 5.56 NATO 30rd 16″ Salt Bath Nitride 7075 Aluminum Alloy Receiver H Series Cerakote Grip
Colt Mfg LE6920OEM1 M4 Carbine 5.56 NATO 30+1 16.10″ Barrel w/Muzzle Brake, Black Metal Finish, A2 Front Sight, Black Polymer Grip
