Colt's swing-out cylinder revolver designed specifically for police use, with a positive lock mechanism that held the cylinder firmly closed during firing. Replaced the problematic double-action 1877 Lightning series. The Police Positive Special (.38 Special, 1908) became Colt's most popular police revolver, outselling every other Colt revolver for decades. The first Colt revolver with a truly reliable DA trigger system. Type: Revolver Action: Revolver Caliber: .32 New Police Capacity: 6 Year introduced: 1905, USA Weight: 32 oz Overall length: 9.5" Status: Discontinued Intended use: law enforcement, civilian