The 4" Model 586 Distinguished Combat Magnum was the standard service length configuration, pairing the L-Frame's .357 Magnum durability with a practical service barrel. Adjustable rear sights allowed precise zeroing for duty ammunition. Type: Revolver Action: Double-Action Caliber: 357 Magnum Capacity: 6 Year introduced: 1981, USA Weight: 42.5 oz Overall length: 9.5" Status: Discontinued Intended use: Service / Law Enforcement