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 that has a 20mm diameter steering shaft. You can adjust the angle of the steering wheel according to your comfort using the multiple adjustment points. Also, adjust the hub length through the multiple holes provided to get the perfect fit. When installing, make sure all connections are secure. For maintenance, keep it clean by wiping it with a dry cloth regularly. Avoid using harsh chemicals as they may damage the aluminum material. If you notice any looseness or abnormal noises, check the connections immediately.