Using these AS3 Performance crash bars is easy. First, find all the brackets and bolts that come with the package. Then, follow the fitting instructions provided to mount them on your 2021 - 2023 Honda NC 750 X or NC 750 X DCT motorcycle as shown in the picture. When riding, these crash bars will protect your engine and fairings from damage. As for maintenance, you can use a soft cloth to clean them regularly. Avoid using harsh chemicals as they may damage the textured matt black finish. If you notice any damage, check the 12 - month warranty and contact us for further assistance.