DIY ultralight windvane steering

[Sysunday]

This winter I made an ultralight (<2000gr) windvane steering gear.
Many 3D printed parts, carbon tube, ceramic bearing and titanium bolts. All parts together, vane pole, linkage gear and trimtab rudder weigh less than 2000grams.
Overall view:
Some details of components:








Today I made small YouTube of the first trial with its function:
https://youtu.be/tLHyAW5HntU

[newhaul]

Looks nice .
Post the design specs as a Pdf. Or at least photos of the design with build writeup.