The STI International 2011 Edge 9mm is a usa-made semi-automatic pistol chambered in 9mm Luger, introduced in 1994. Primary use: Tactical, Carry. Type: Pistol Action: Semi-Automatic Caliber: 9mm Luger Capacity: 17 Year introduced: 1994, USA Weight: 42 oz Overall length: 8.65" Status: Discontinued Intended use: Tactical, Carry