The Model 340PD is a hammerless scandium-alloy J-Frame .357 Magnum that weighs only 11.4 ounces unloaded. The PD designation indicates Performance Center involvement; it represents the pinnacle of ultralight revolver technology and carries the most powerful J-Frame cartridge. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 5 Year introduced: 2003, USA Weight: 11.4 oz Overall length: 6.25" Status: Active Intended use: Carry, Concealed Carry