The Yugoslav M59/66 SKS features an integral grenade launcher with a gas cutoff valve, allowing rifle grenades to be launched from the muzzle. It also has a distinctive spike bayonet and tritium night sights on some examples. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 7.62x39mm Capacity: 10 Year introduced: 1959, Yugoslavia/Serbia Weight: 9 oz Overall length: 41.2" Status: Discontinued Military use: Yes Intended use: Collector, Range