I was tired of using the disc of my Soko Helical to setup the pitch on my SoXoS 550, so I designed a fitting part that I can attach the Soko gauge to and mount to my SoXoS 550.
Should probably fit other 550 size RC helicopters as well.
I used some longer M3 bolts to fix the Soko Gauge to the part.
The author marked this model as their own original creation.