Weather Vane

This wind direction vane is designed to hold the Proster type anemometer and fit on any GoPro style mounts.
Additional parts required = 2x 10x30x9 (6200 2RSC3) ball bearings, Aluminium to make the shaft that goes through the bearings into the mount, Alternatively you can 3d print the version 2 mount if you wish
200mmx9.5mm aluminium tube for the tailfin.