The Model 57 Mountain Gun is a blued tapered 4" barrel N-Frame .41 Magnum designed for field carry — the .41 Magnum version of the backcountry hunting sidearm concept. The tapered barrel reduces weight while retaining the full N-Frame durability. Type: Revolver Action: Double-Action Caliber: 41 Magnum Capacity: 6 Year introduced: 1994, USA Weight: 43.5 oz Overall length: 9.5" Status: Discontinued Intended use: Hunting / Field