Specification: Product Name: Steering Wheel Boss Kit Color: Purple/ Blue/ Black/ Silver/ Red/ Gold Material: aluminum Qty: 1pcs Features: - Universal. - Billet aluminum - Ball-Lock type mechanism for best locking fit and usability. - Fast detach allows steering wheel to be removed quickly. - Push-pin security feature prevents premature unlocking. - Compatible with 6-hole steering wheel hub kit. - Fit all types of steering wheel and aftermarket boss kit. Package Included: 1 x Quick Release Adapter With Necessary Hardware Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2.Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm) 3.There are no instructions included in this kit.Professional Installation Is Highly Recommended! Our store sells a variety of racing steering wheels and accessories,different brands, materials, sizes and styles are available.Due to the large number of our products, we cannot display all the products in our store, and we will try our best to display more products. If you do not find the products you want in our store, please