Go Pro Screw Mount
thingiverse
This thing can be used if you are designing a mount for your GoPro so you don't have to measure everything.
Download Model from thingiverse
With this file you will be able to print Go Pro Screw Mount with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Go Pro Screw Mount.