&lt;p&gt;The Ford Mustang Racing Mirror Wedge Adjuster for DJR is a specialized tool designed to adjust the mirrors on a Ford Mustang racing car to accommodate right-hand drive configurations. This is particularly useful for teams like Dick Johnson Racing (DJR) who compete in events where vehicles are required to have right-hand drive setups. The wedge adjuster is used to pivot the mirrors so that they provide the best possible visibility for the driver in a right-hand drive position. This tool is essential for ensuring safety and optimal performance on the racetrack.&lt;/p&gt;