Using these AS3 radiator braces is easy. First, gather all the parts included in the package, which come with fitting instructions and all the bolts you need. Follow the instructions step - by - step to attach the braces to your 2017 - 2020 Honda CRF 450 R or RX. Make sure all bolts are tightened properly for a secure fit. When it comes to maintenance, regularly check the bolts to ensure they haven't loosened during rides. You can clean the braces with a mild soap and water solution to keep them looking good. Remember, these braces are covered by a 12 - month warranty, so if you encounter any issues, reach out to the UK company. Keep in mind that these braces are designed to protect your radiators, so don't use them in extreme conditions that are beyond their intended use.