The FN SCAR 16S with 18-inch barrel offers improved ballistic performance over the standard 16-inch variant while retaining all the SCAR platform benefits including folding adjustable stock. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 5.56x45mm Capacity: 30 Year introduced: 2009, Belgium Weight: 7.5 oz Overall length: 39.5" Status: Active Military use: Yes Intended use: Hunting, Tactical, Competition