PTR 91KF with folding stock and 16-inch barrel — compact G3-pattern rifle for easier storage and transport. Roller-delayed action retains full reliability; semi-auto only. Type: Rifle Action: Roller-Delayed Caliber: 7.62x51mm NATO Capacity: 30 Year introduced: 2003, USA Weight: 100 oz Overall length: 40" Status: Active Intended use: sport, self_defense