This person said he made a 528:1
On a double stage compound gear
https://youtu.be/-VtbSvVxaFA
At 3:40
He says
The bottom has 132 teeth
Sun 12
Upper 135
Ring has 2 sets of 60
Whats the highest reduction you can make with a two stage compound gear
In order to post an answer, you need to sign in.