This C8 Corvette rear caster tool with stainless pins. Tool fits in the factory holes of the rear spindle. Designed down to thousandths tolerance for precise setting. You will need a magnetic digital angle gauge which are readily available on eBay or Amazon for $15 - $20. You will receive one tool. I can also send you the digital pages from the OEM service manual instructio Fits 2020-2025 C8 Corvette