The 4-inch Model 686 is one of the most successful revolvers in S&W history, combining the stainless L-Frame with adjustable sights and proven .357 Magnum capability. It remains in production today and is arguably the definitive modern service revolver. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 6 Year introduced: 1981, USA Weight: 38.5 oz Overall length: 9.5" Status: Active Intended use: Duty, Sport, Competition