LayerLens Holder

GoPro lens protector based of https://grabcad.com/library/layer-lens-gp3-1
Prevents GoPro from sliding out of Feiyu gimbals.

Buy lens protector here:
http://www.getfpv.com/polarized-lens-for-layerlens-for-gopro-3-1pcs.html
http://www.getfpv.com/layerlens-for-gopro-3-replacement-lens-1pcs.html