The PTR 91 KC is the pistol-configuration G3 clone with a 12-inch barrel, classified as a pistol without a stock. The shortened barrel sacrifices significant .308 Win velocity and produces a dramatic muzzle blast. Used primarily as an NFA SBR starting point — the pistol receiver can be registered and a stock added. The most compact PTR 91 configuration, primarily for collectors and NFA enthusiasts. Type: Pistol Action: Semi-Automatic Caliber: .308 Win Capacity: 20 Year introduced: 2008, USA Weight: 180 oz Overall length: 22" Status: Active Intended use: collector, nfa, compact