The Model 340 PD is an ultra-lightweight J-frame revolver using a scandium alloy frame and titanium cylinder, making it one of the lightest .357 Magnum firearms ever produced at just 11.4 ounces. Intended for the most weight-conscious concealed carry where portability outweighs recoil management. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 5 Year introduced: 2001, USA Weight: 11.4 oz Overall length: 6.31" Status: Active Intended use: Concealed Carry, Backup