The 4" Model 28 Highway Patrolman provides the N-Frame .357 Magnum in a more compact service configuration. Law enforcement agencies that wanted a shorter-barrel option selected the 4" for ease of carry in patrol vehicles and buildings. Type: Revolver Action: Double-Action Caliber: 357 Magnum Capacity: 6 Year introduced: 1954, USA Weight: 42 oz Overall length: 9.5" Status: Discontinued Intended use: Service / Law Enforcement