.357 Magnum. 6" barrel length. SN: AL1842. Nickel plated finish overall with checkered walnut Colt medallion grips and mounting a full length underlug and ventilated barrel rib. Double action hand ejector revolver with six shot cylinder mounting adjustable target rear notch and pinned matted front ramp sights. Left sideplate is marked with the {Rampant Colt} logo with the left barrel marked PYTHON .357/.357 MAGNUM CTG. and the right showing single line address mark reading COLT'S PT. F.A. MFG. CO. HARTFORD, CONN. U.S.A. Left triggerguard is further marked with Colt's VP monogram proof marking.