The SU-16C is a lightweight 5.56 NATO carbine that folds in half at the receiver and stores two AR-15 magazines in a compartment in the stock. Weighs under 5 pounds. Type: Pistol Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 10 Year introduced: 2003, USA Weight: 4.7 oz Overall length: 25.5" Status: Active Intended use: home defense, range, truck gun