Features 1、Quantity and Size: The kit includes 20pcs wheel stud conversion adapters. The shank length is about 41mm/1.61in, overall length is about 58mm/2.28in. 2、Function: This kit allows you to convert your factory wheel lug bolts to wheel studs and lug nuts, so you can have more wheels and color nuts choice. 3、Advantage: This extended wheels stud conversion allows for faster and easier wheel changing, enhancing the performance of the vehicle. 4、Premium Material: The wheel screw adapter is made of high strength steel, with cold forged process, not easy to wear or bend, and rust resistant. 5、Dependable to Use: Professional manufacturing technology, strictly follows the factory quality control, high reliability and stable performance. Specifications: Item Type: Wheel Stud Conversion Adapter Material: Cold Forged Steel Overall Length: Approx. 58mm/2.28in Shank Length: Approx. 41mm/1.61in Quantity: 20PCS Surface Treatment: Zinc Coated Package List 20 x Wheel Stud Conversion Adapter