The Walther GSP is an ISU-standard target pistol with a 4.5-inch barrel, anatomical wooden grip, and adjustable trigger. Purpose-built for the 25m Pistol Olympic event. One of the most decorated Olympic pistols ever made. Type: Pistol Action: Semi-Automatic Caliber: .22 LR Capacity: 5 Year introduced: 1968, Germany Weight: 42 oz Overall length: 11.8" Status: Active Intended use: Olympic Pistol, ISU Target, Bullseye