The only mass-produced automatic revolver ever made. Recoil cycles the cylinder and cocks the hammer. Used in WWI; fragile in muddy conditions. Type: Revolver Action: Semi-Automatic Caliber: .455 Webley Capacity: 6 Year introduced: 1901, United Kingdom Weight: 48 oz Overall length: 11" Status: Discontinued Military use: Yes Intended use: Military Sidearm