The heavy-barrel 4-inch Model 17 was produced for competitive shooters who wanted reduced muzzle flip and a more balanced feel in the 4-inch configuration. The full ejector rod shroud contributed to a purposeful, modern appearance. Type: Revolver Action: Double-Action Caliber: .22 LR Capacity: 6 Year introduced: 1959, USA Weight: 40 oz Overall length: 9.25" Status: Discontinued Intended use: Target, Competition, Training