The S&W Model 57 is the N-frame .41 Remington Magnum revolver introduced simultaneously with the cartridge in 1964. The 6-inch barrel is the primary hunting and target configuration. A law enforcement reduced-velocity .41 Magnum load was developed alongside the full-power hunting load. Type: Revolver Action: Double-Action Caliber: .41 Remington Magnum Capacity: 6 Year introduced: 1964, USA Weight: 48 oz Overall length: 11.5" Status: Active Intended use: hunting, law_enforcement, collecting, sporting