[amelius]

Here's how to do it:

https://www.youtube.com/watch?v=GCHXNcpq3OA

Check his channel for servo motor modifications.

[tdeck]

Oh, I think I actually saw this! But it's a very manual process with a lot of small parts to assemble, and I want to eventually design a product I can manufacture myself so I didn't pursue it.

[amelius]

I understand. But you could sell a normal version and an enhanced version for those who need the accuracy.