The KE1500 Combo Mount might just be the ultimate mount Its purpose is to hold a Garmin computer on top & an action camera or bike light underneath What makes all the difference is in the details K-Edge Garmin mounts lock your computer in with confidence Using a technically advanced locking system & a proprietary co-polymer interface you get a truly definitive clunk when you have twisted your Garmin into the locked position The insert has been designed & extensively tested with the purpose of breaking away prior to your computer body tabs in an emergency situation Fits Garmin Edge 200 500 510 & Action Camera style interfaces plus Electron F350 & F650 lights Improves video quality by removing plastic mount shake Compatible: 31.8mm diameter handlebars 100% carbon bar safe Lifetime guarantee