The Arsenal SLR-104FR is a Bulgarian AK-74-pattern rifle chambered in 5.45x39mm Soviet with a 16.25-inch chrome-lined barrel. The AK-74 design replaced the AKM in Soviet service in 1974 and uses the smaller-diameter 5.45x39mm high-velocity cartridge. The SLR-104 brings authentic AK-74 configuration to the American commercial market. Type: Rifle Action: Semi-Automatic Caliber: 5.45x39mm Capacity: 30 Year introduced: 2006, Bulgaria Weight: 7.8 oz Overall length: 37" Status: Active Military use: Yes Intended use: general purpose, collecting, military pattern, Sporting, Collecting