Installs on steering rack between inner tie rod in rack. NOTE: COLOR MAY VARY How to Use: 1. Turn wheel to extend out tie rod2. Slide Rack centering tool onto rack, it will be a tight fit3. Turn wheel opposite way as in step 1 to tighten the inner tie rod to the spacer. Your rack is now centered. 4. Use a bungee cord, or proper steering wheel holding tool to keep tension on the Centering tool to ensure it doesnt move during alignment. Removal: 1. Turn Wheel to extend out tie rod2. Slide out centering tool from rack. Made from a Durable