The Colt Lawman Mk V was the service-oriented sibling to the Trooper Mk V, sharing the same improved Mk V action with a fixed rear sight optimized for duty carry. Type: Revolver Action: DA/SA Caliber: .357 Mag Capacity: 6 Year introduced: 1984, USA Weight: 42 oz Overall length: 9.5" Status: Discontinued Intended use: Law Enforcement, Collector