ADAMS ARMS P1 5.56 (RECENT MFG.)
5.56 NATO cal., GPO, 16 in. Govt. contour Nitride finished barrel, mid-length gas system, adj. gas block w/Picatinny rail, A2 flash hider, forged receivers, A4 flat-top Picatinny rail upper w/M4 feed ramps, standard GI trigger, enhanced tri...