The Model 651 Kit Gun is a stainless steel J-Frame with an exposed hammer, adjustable rear sight, and chambered in .22 WMR. The adjustable sights and 4" barrel configuration make it a practical field revolver for small game. Type: Revolver Action: Double-Action Caliber: 22 WMR Capacity: 5 Year introduced: 1983, USA Weight: 24.5 oz Overall length: 8.5" Status: Discontinued Intended use: Field / Small Game