Using this steering wheel hub is easy. First, select the color you like. Then, match it with your 6 - bolt or 3 - bolt steering wheel and 20mm diameter steering shaft. You can adjust the angle of the steering wheel according to your comfort needs using the multiple adjustment points. Also, adjust the length of the hub with the available holes. When installing, make sure all connections are tight. As for maintenance, keep it clean and dry. Regularly check the bolts for any looseness and tighten them if necessary. Avoid using abrasive cleaners that could damage the aluminum surface.