The 10.5-inch Performance Center 500 represents the maximum production configuration of the S&W X-frame, generating terminal ballistics that approach dangerous-game rifle territory. Type: Revolver Action: DA/SA Caliber: .500 S&W Capacity: 5 Year introduced: 2003, USA Weight: 82.5 oz Overall length: 17.5" Status: Active Intended use: Hunting, Collector