The Model 57-1 is the flagship N-frame .41 Magnum revolver from S&W, a cartridge developed as a middle ground between .357 and .44 Magnum for law enforcement use. Type: Revolver Action: DA/SA Caliber: .41 Mag Capacity: 6 Year introduced: 1964, USA Weight: 48 oz Overall length: 11.5" Status: Discontinued Intended use: Law Enforcement, Hunting, Collector