Colt Python double action Revolver. This one is a .357 Magnum. 6'' barrel. 6 shots with adjustable rear sights! This gun was produced in 1979. This gun is in nice shape with no major flaws, the blue finish is great shape with wood grips also in great  shape! The lock up on this one is real nice and crisp! The bore is clean with no marks. Colt firearms has always made near top of the line products with great accuracy!