Make higher quality metal and aluminum! This is not a boss kit / hub adapter! This is a quick release that remains between the boss kit and steering wheel. This quick release is used to easily remove the wheel off the boss kit with a press of a button.Boss adapter kit / concentrator configuration: 1 set of 6 holes - 70mm pcd adapts to all standard boss kits with 6 holes for screws and 70mm pcd - momo, sparco, omp, italvolanti etc ... Wheel configuration: 2 sets of 6 holes - 70mm and 74mm pcd pcd suitable for all types of steering wheels, including nardi (74mm pcd) and momo, omp, sparco, italvolanti 70mm (pcd) etc .. the package includes: 1 quick release adapter 2 sets 6 mounting screws 2 allen keys. Give your car a real sporty look! If you are not satisfied with the look of your car, you can return it for a full refund! Conditions of carriage and delivery. The article will be shipped the next day after payment has been received. However, it usually takes 2 weeks to update to arrive. Delivery to the UK and in any part of leurope is 7.99 gbp. \The seller is \This article can be shipped worldwide.