Go pro hero 3 vertical z-axis shock absorber

Building on the old concept of Z-axis shock absorbers - Now available for Go pro direct mounting.

Using the following parts list:

All the 3D printed parts (2 ends and 4 arms and 4 axles)
8 x 624ZZ Ball bearings
8x M3 Caphead screws
4x M3 20mm threaded spacers
2x 40mm extension spring

I am thinking of making this available to buy as a kit of parts - please leave a comment if you’d be interested :)