The S&W Pro Series 686 .357 Magnum 4-inch is a competition-prepared L-frame revolver with a 4-inch barrel. Enhanced double-action trigger, adjustable rear sight, and wooden grips provide an excellent revolver competition platform in a more compact configuration than the 5-inch. Type: Revolver Action: DA/SA Caliber: .357 Magnum Capacity: 6 Year introduced: 2013, USA Weight: 35 oz Overall length: 9.6" Status: Active Intended use: Competition, USPSA, Target