The DPMS Panther 5.45x39 is an AR-15 chambered in the Soviet 5.45x39mm cartridge, combining the AR-15 platform with the AK-74 cartridge. Features a 16-inch barrel with a 1:8 twist rate. Designed to take advantage of the availability of surplus Eastern Bloc 5.45x39 ammunition. Similar to the 7.62x39 AR concept but with the inherently more AR-compatible cartridge geometry of the smaller 5.45 case. Type: Rifle Action: Semi-Automatic Caliber: 5.45x39mm Capacity: 30 Year introduced: 2008, USA Weight: 6.5 oz Overall length: 32" Status: Discontinued Intended use: Sport Shooting