When I have installed my Go-pro outside the vehicle I would tether it to the inside just in case the suction cup failed.
Looks like it may be a bit overkill..
https://www.youtube.com/watch?v=ASj5b-4l5Kc
Broke her back!
Looks like it may be a bit overkill..
https://www.youtube.com/watch?v=ASj5b-4l5Kc
Broke her back!