american tactical 7.5 inch barrel length AR-15 pistol. comes with green clear mag, original ATI magazine, a 60 round ATI magazine, single point sling, preinstalled super saftey and original trigger with everything needed to reinstall, Sig romeo5 red dot optic, ozark armament flip up iron sights, military overstock folding buffertube adapter, defentac 1600 lumen flash and green laser combo, and magpul mlok handstop, and brass catcher, must buy everything.