The Steyr GB is a gas-delayed blowback pistol that competed in the US XM9 trials before the Beretta 92 was selected. The 18-round double-stack magazine was exceptional for its era. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 18 Year introduced: 1981, Austria Weight: 31.5 oz Overall length: 8.86" Status: Discontinued Intended use: Service, Collector