Features: The steering wheel bayonet under the product is made of stainless steel, and the upper turntable is galvanized ABS. There is a rubber ring attached inside the circular bayonet, so that it will not scratch the steering wheel. Exquisite workmanship and beautiful appearance. Suitable models : Universal steering wheel! Installation method: Unscrew the screw at the lower end of the bayonet, then attach the upper and lower parts of the bayonet to the steering wheel and tighten them screws. Specification: Material: Stainless Steel Package List: 1 x Vehicle Amplifier Note: 1. please allow 1-2cm measuring deviation due to manual measurement. 2.Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Please understand, thank you! High quality: The steering wheel button is made of high quality materials, silica gel, solid stainless steel and ABS electroplated surface, which is elegant, durable and effective , and has a long lifespan. The rubber ring inside the circular bayonet has no scratches on the steering wheel. Torque increase: they allow smoother turns, especially U-turns, parking faster, safer lane merges and, in general, handling tight places. Spinners greatly help during difficult car maneuvers. They give you the power and ability to pull really tight car moves. Easy to set up: Setting up this product takes a total of five seconds. The three-step installation process is very quick and requires no tools. Just find a suitable place to place it, open the rings, affix it and you are ready to go. Wide Application: Compatible with all vehicles including semi-trailers, golf carts , lawn mowers, marine boats, side-by-sides, agricultural equipment and many other automotive vehicles.