Revolver intended to be target-grade version of MK III series. Offered with 4", 6" or 8" ventilated rib barrel, with a shrouded ejector rod similar in appearance to Python. Chambered for .22 LR, .22 Magnum and .357 Magnum. Features adjustable target sights, checkered walnut target grips and blued or nickel-plated. Manufactured between 1969 and 1983. NOTE: Add $100 for .22 LR; $200 for .22 WMR.