The production AKM replaced the milled AK-47 receiver with a stamped-steel receiver, reducing weight and manufacturing cost. The AKM became the most-produced firearm variant in history. Type: Semi-Auto Rifle Action: Semi-Automatic Caliber: 7.62x39mm Capacity: 30 Year introduced: 1959, Russia Weight: 7.7 oz Overall length: 34.25" Status: Discontinued Military use: Yes Intended use: Collecting, Historical