The Various Soviet State Arsenals ShKAS 7.62mm Aircraft MG is a soviet union-made full-auto machine gun chambered in 7.62x54R, introduced in 1932. Primary use: military. Type: Machine Gun Action: Full-Auto Caliber: 7.62x54R Capacity: 100 Year introduced: 1932, Soviet Union Weight: 128 oz Overall length: 48" Status: Discontinued Military use: Yes Intended use: military