The standard blued 4" Model 19 in its classic service configuration represents the peak of the American police revolver era. Millions were carried by law enforcement from the late 1950s through the 1990s when semi-automatics began their takeover. Type: Revolver Action: Double-Action Caliber: 357 Magnum Capacity: 6 Year introduced: 1957, USA Weight: 35.5 oz Overall length: 9.5" Status: Discontinued Intended use: Service / Law Enforcement