Cartridge: 9mm Capacity: 10+1, 17+1, or 20+1 rds. Barrel: 4.5 in., hammer forged, 1:10-in. twist; 5.28 in., threaded (optional) OverallLength:8 in. Width: 1.2 in. Height: 5.5 in. Weight: 1 lb., 7.9 oz. Finish: Melonite (steel) ...