The Taurus Model 66 is a medium-frame 7-shot .357 Magnum revolver with a 4-inch barrel. The 7-shot cylinder gives a capacity advantage over most .357 Magnum revolvers. A durable service revolver that saw wide law enforcement use in South America. Type: Revolver Action: Double-Action/Single-Action Caliber: .357 Magnum Capacity: 7 Year introduced: 1978, Brazil Weight: 38 oz Overall length: 9" Status: Active Intended use: Duty, Home Defense, Target, Hunting