This is the Garmin Quarter-turn to Friction Flange Mount Adapter. It attaches the Garmin Varia UT800 to the out front mounts for Garmin Edge cycling computers. Alternatively, hack-it to quickly attach or remove accessories that use a GoPro-Style mount to the your out-front mount. Compatible only with Garmin Out-Front Mounts.
Note: Compatible with the Garmin Varia UT800