Check the listing for details. MK Machining Focus Wheel for Vortex Optics Razor HD Gen III (MADE IN USA). Condition: New. Listed at 14.99 USD. MK Machining Parallax Adjustment Wheel for Vortex Razor HD III OpticsUpgrade your optic with one of our Parallax Adjustment Wheel, speeding up parallax adjustment without breaking the bank. Our parallax adjustment wheels are proudly printed in the USA from durable custom made Nylon polymer, and feature a metal thread insert for increased strength when tightening. They install in a minute or less, and come with a lifetime warranty.*DOES NOT FIT RAZOR HD GEN III 6-36x56 *We make many different models for other scopes, make sure to check out our full selection. *PHOTO IS FOR ILLUSTRATIVE PURPOSES ONLYInternational buyers ? please note: Import duties, taxes, and charges aren't included in the item price or postage cost. These charges are the buyer's responsibility.Please check with your country's customs office to determine what these additional costs will be, prior to bidding or buying.