ATC9K carbon mounts
Artificial sinew use to secure carbon to helmet and video camera
The carbon mounts bring in the camera much closer to the helmet than the manufactures mount
This makes the camera less pron to damage, reducing the leverage of the camera also makes it feel lighter.
I found this carbon bumper in a gutter on my way to a dog show. I've been using pieces off it (including the camera mounts) now for several years, its almost gone :)
Again, you can see the difference in mounting hardwear