4/24/19 - This is a brand new, boxed SIG556 SWAT made by SIg Sauer. The gun is in mint condition and has never been fired. The gun comes in the original hard case (serialized to the gun), The original owners manual, and a child safety lock. It also comes with an extra rubber butt plate, a 30-round metal magazine (never taken out of the plastic), and an extra 30-round composite magazine. The rifle is gas operated, with a rotary bolt, has a paramilitary design, a 16 in barrel, high-performance flash suppressor, and a vented tactical quad rail. It has a standard combat front and rear sight system. It also has a collapsible and folding stock. FFL required.