G3 variant with retractable sliding metal stock for paratrooper and vehicle crews. Functionally identical to the G3A3 but with folding stock mechanism adding weight and bulk when retracted. Type: Rifle Action: Roller-Delayed Caliber: 7.62x51mm NATO Capacity: 20 Year introduced: 1964, Germany Weight: 192 oz Overall length: 40.2" Status: Discontinued Military use: Yes Intended use: military