AA-15 M4A3 OPERATOR
5.56 NATO cal., GIO, 16 in. M4 chrome-lined barrel w/M4 feed ramp, A2 flash suppressor, M4 double heat shield handguards, 30 shot mag., two-stage NM trigger, M4 6-position stock, AZA billet lower and A3 flat-top upper receiver w/forward ass...