Using this bumper saver kit is easy. First, select the right frame rail diameter size and color for your kart. Then, install the kit according to the standard installation steps. Make sure to check the bolts regularly to ensure they are tight. If you have a Kart Republic kart, remember to use the KR Style Bumper Saver Kit. When the kit is in use, the unique tether design will keep the bumper in place if the bolt breaks. As for maintenance, clean the kit occasionally to prevent dirt and debris from affecting its performance. Also, check the tether for any signs of wear and tear and replace it if necessary.