Our reproduction 1963-1966 Corvette Knockoff Wheel Adapter is a must to safely mount an original or reproduction knockoff wheel. This adapter is a faithful reproduction of the GM original equipment used to mount 1963-1966 Corvette Knockoff Wheels on the RH (passenger side). This original style wheel adapter with original or reproduction wheels when to achieve factory style installation where the wheel is retained on the car by tightening the spinner onto this adapter with a lead hammer. Whether you are replacing a worn original or upgrading your Mid Year to knockoff wheels for the first time our 1963-1966 Corvette Wheel Adapter is a perfect choice.