MI M4 SS12G2 RIFLE
5.56 NATO cal., carbine length gas system, 16 in. M4 contour barrel, A2 flash hider, M4 buttstock, A2 grip, forged aluminum receiver, M4 feed ramps, 12 in. free float handguard, M16 BCG, Mil-Spec charging handle, Type III Class 2 hardcoat a...