Nerf to GoPro Mount
thingiverse
Works for my Walking Dead Series rifle. I haven't tested it on other guns but I assume that it would work.
Download Model from thingiverse
With this file you will be able to print Nerf to GoPro 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 Nerf to GoPro Mount.