Interested in selling or trading my a3m1 Aug. it comes with factory 5.56 barrel, 300 black out barrel, heresy designs 5.56 16" quad rail barrel. Each barrel has gas plug for shooting suppressed. It also has gear head works charging handle and silver start shooting 90 degree rail and factory folding steyr grip. Optics lights and lasers not included. Heresy designs barrel will come with factory flash hider.