FN-manufactured M16-pattern semi-auto carbine with 16-inch barrel. Built to mil-spec standards on FN-produced barrels and bolt carriers used in actual US military M16 and M4 production. Type: Rifle Action: Semi-Auto Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2013, Belgium/USA Status: Active Intended use: Tactical / Duty