The standard American police revolver from the late 1920s through the 1960s, evolved from the Army Special. Carried by FBI agents, city police across America, and military police. The 4-inch barrel was the standard duty configuration. Durable, accurate, and reliable — the quintessential American police revolver before the transition to semi-automatics in the 1980s. Type: Revolver Action: Revolver Caliber: .38 Special Capacity: 6 Year introduced: 1927, USA Weight: 32 oz Overall length: 9" Status: Discontinued Intended use: law enforcement, military, civilian