The KBP Instrument Design Bureau AEK-971 is a soviet union-made select-fire rifle chambered in 5.45x39mm, introduced in 1978. Primary use: military. Type: Rifle Action: Select-Fire Caliber: 5.45x39mm Capacity: 30 Year introduced: 1978, Soviet Union Weight: 104 oz Overall length: 43.5" Status: Discontinued Intended use: military