350mm/13.8 inch in diameter, Reasonable Size Enables Driver to make the Same Turns with Less Effort Racing Steering Wheel Frame is made of Premium Quality Light-weight Aluminum, Anti-rust and not easy to Fade, Durable in use This Car Steering Wheel is compatible with most standard hub adapter, Universal for most vehicle, racing car （Hub adapter is NOT included） The Universal Auto Steering Wheel Attractive and luxury look, an add-on Decoration to Dress up your car, greatly increase your racing style The Car Sport Steering Wheel with Horn Button comes with mounting screws and wrench,Easy installation Car Steering Wheel made with PU Leather Size: 350mm 13.7 inch Racing Spec Made Of High Quality Aluminum Exactly the same as picture Universal Fit to all 6 holes hub adapater / Quick Release Give your car an extra turning edge along with the sporty look No instructions included, Professional installation is highly recommended Need purchase a 6-point hub adapter separately in order to install this item