An A3 folding-stock variant of the early HK41 export rifle, predating the HK91 designation and featuring a retractable stock rather than fixed furniture. Type: Rifle Action: Semi-Automatic Caliber: 7.62x51mm NATO Capacity: 20 Year introduced: 1963, Germany Weight: 178 oz Overall length: 40.2" Status: Discontinued Intended use: Collecting