Bicycle Combo Mount Adapter,Computer Bracket Camera Adapter for Garmin Edge 200 500 510 520 800 810 820 1000,Compatible with Gopro Sport Action Camera and Bryton Mount

Something like this should work https://www.amazon.com/dp/B07M78P84Y Edit: I think it'll only work if you're using a Garmin computer though, since it needs the puck to be in the orientation where the screw holes are vertical instead of horizontal. Something like this might work if you've got a Wahoo https://framesandgear.com/en-us/collections/computer-add-on-mounts/products/gopro-mount-add-on