About this 3D model
With this handle gopro filmed on land, under water the system allows you to add a strap to avoid losing the camera. you also have the option to add additional fixing. Length 198mm Extension GoPro Ground Spike http://www.thingiverse.com/thing:335403 and Round fixing for Gopro http://www.thingiverse.com/thing:335187 And you need M5 bolts. my objet is available on my website : http://datheuscontact.wix.com/design You can follow me on Facebook :) https://www.facebook.com/pages/Datheus/289941987825883