Five-shot X-frame Performance Center revolver firing the .500 S&W Magnum, the world's most powerful production revolver cartridge and the most powerful revolver cartridge commercially available. Type: Revolver Action: Double-Action Caliber: .500 S&W Mag Capacity: 5 Year introduced: 2003, USA Weight: 72.5 oz Overall length: 15" Status: Active Intended use: hunting, large game