JConcepts Pioneer 2.2 rear wheels are designed for the Associated RC10T platform and come with adapters included for proper fitment. The set includes four black wheels in the 2.2 category sized for 3/16 inch pin rear applications. These are a direct upgrade or replacement option for builders running this classic truck platform. Features: Set of four wheels 2.2 rear wheel sizing 3/16 inch pin rear fitment Includes adapters Black finish 7/7/26 cs