The 4" Model 57 in .41 Magnum offers the powerful Magnum cartridge in a more portable N-Frame configuration. Handgun hunters who needed more power than .357 Magnum but a more manageable size than a full-length .41 Magnum often chose this barrel length. Type: Revolver Action: Double-Action Caliber: 41 Magnum Capacity: 6 Year introduced: 1964, USA Weight: 45 oz Overall length: 9.5" Status: Active Intended use: Hunting / Carry