MARCK 15-001 HYDRA
.223 Rem./5.56 NATO cal., AR-15 style, GIO, 16 in. barrel, A2 front sight base, M4 profile 6-pos. Mil-Spec stock, MGI modular lower receiver with AR magwell, MGI Quick Change Barrel upper receiver (QCB-D), MGI D-Fender D-Ring, MGI modified ...