The Model 586 Distinguished Combat Magnum is the adjustable-sight blued L-Frame .357. It was designed to replace the K-Frame Model 19 for sustained magnum duty use while maintaining the same handling characteristics. The 4-inch version became a competition and duty staple. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 6 Year introduced: 1981, USA Weight: 42.5 oz Overall length: 9.5" Status: Active Intended use: Duty, Sport, Competition