H&K HK45 platform adapted to 10mm Auto — the full-size .45-frame HK pistol with O-ring barrel and recoil reduction system chambered in 10mm for maximum terminal performance. Type: Pistol Action: DA/SA Caliber: 10mm Auto Capacity: 10 Year introduced: 2010, Germany Weight: 32 oz Overall length: 7.52" Status: Discontinued Intended use: Duty, Home Defense