Picture above shows the hero7 attatched to the roof.
First of all I placed the green cloth over bed head & bed as in the picture A small bit of shelving was placed under the cloth to keep jeep stable as it had to balance jeep on more pieces of wood, also covered with a bit of the green cloth so as nothing was seen under the truck with
I did of course iron the green cloth when I filmed it, these pictures are just to show the set up.
I then edited it on Pinnacle studio with some dashcam footage,( I know the time stamp is on the dashcam, sorry), then the jeep itself has to be resized to fit in with the traffic sizes etc & here is the video on youtube Video link