Using these AS3 radiator braces is easy. First, gather all the parts from the package, which includes the braces and all the necessary bolts. Refer to the fitting instructions provided. Make sure your bike is turned off and on a stable surface. Install the braces on your radiator, following the step - by - step guide. It's designed to fit 2017 - 2019 Husqvarna FE 250, 350, 450, and 501 models with the OEM radiator fan. When it comes to maintenance, keep the braces clean. You can use a mild soap and water to wipe them down. Check the bolts regularly to make sure they're tight. If you notice any damage, contact the UK company for support as it comes with a 12 - month warranty. Also, remember that these braces are made to protect your radiator, so avoid any rough handling that could potentially damage them.