ITEM NAME:Automobile Universal Steering Wheel Booster Ball Assister Black K9X8 Automobile Universal Steering Wheel Booster Ball Assister Black K9X8 FAQ and car knowledge Q: what's the steering wheel booster? A: car steering booster is also called the steering wheel power ball, its main function is to assist these drivers turn the steering wheel to reduce force strength, easier to drive Q: how to install booster? A: of the bottom of the bayonet screw unscrewed, then put the bayonet fluctuation two parts of the card to the steering wheel, screw down the screws color: Black Anti-skidding.360 degree adjustable,bEarring support.silence smoothly. Material: carbon fiber size: 85*55mm Eco-friend materials,No-off smell. No voice when turning the steering wheel. Good quality bEarring imported from German Internal carbon steel.with the quality of high strength of anti-impact, good toughness,to ensure stability. Column shape design of the steering wheel. To make sure the steering wheel fit with it. Silica gel surface internal with strong glutinosity Silica and booster with special process to adherence,which makes the silica won't fall off. Easy to install:Just recessed into steering steel.no need other screws to fix. Simple color. Warnings: Make sure the booster ball handle is mounted securely before using. Check the bolt often if fixed or not. Never use additional adhesive liquid. Avoid using the booster ball handle when you drive with high speed (more than 40KM/H). If the steering wheel cover is installed, mount the booster ball handle after taking off the wheel cover, and install the cover again over it. package listing: 1 * Booster Ball