This MSAR STG-556 is a semi-auto rifle which fires the .223 round. It is OD Green with a 24" fluted barrel and OD Green stock. This new rifle has a 1.5 scope, extra optics base, an adjustable gas system, folding vertical grip, and quick detach sling swivel. It comes with three 30-round magazines, side rails, Pelican hard case with wheels, manual, matched serial number Microtech knife with sheath, and a sling. Extra 30 and 40 round magazines are available and in stock for this rifle. This is a Steyr AUG clone and is number 11 of the special series.