The TsNIITochMash SR-3 Vikhr is a soviet union-made select-fire carbine chambered in 9x39mm, introduced in 1994. Primary use: military. Type: Carbine Action: Select-Fire Caliber: 9x39mm Capacity: 30 Year introduced: 1994, Soviet Union Weight: 96 oz Overall length: 36" Status: Active Intended use: military