The Colt Python in .357 Magnum with 2.5-inch barrel, the rarest standard production Python barrel length produced in very limited numbers for plainclothes law enforcement carry. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 6 Year introduced: 1963, USA Weight: 34 oz Overall length: 7.25" Status: Discontinued Intended use: Law Enforcement, Collecting