HK's roller-delayed .22 LR semi-automatic built on the same roller-delayed blowback platform as the G3 and HK33, scaled down for rimfire. Uses a 5-round rotary magazine and features the HK diopter sight system. Type: Rifle Action: Semi-Automatic Caliber: .22 LR Capacity: 5 Year introduced: 1964, Germany Weight: 5.5 oz Overall length: 37.5" Status: Discontinued Intended use: Training, Collecting