The Model 57 is the original .41 Magnum revolver, introduced alongside the .41 Remington Magnum cartridge in 1964. Elmer Keith and Bill Jordan promoted the .41 Magnum as an ideal law enforcement cartridge — more powerful than .357 but more controllable than .44 Magnum. Type: Revolver Action: Double-Action Caliber: 41 Magnum Capacity: 6 Year introduced: 1964, USA Weight: 48 oz Overall length: 11.5" Status: Active Intended use: Service / Hunting / Collector