From Robert Murray-Smith.

You can find the STL files for this here https://www.thingiverse.com/thing:7050620
gear drawing page https://www.stlgears.com/generators/3dprint

Join this channel to get access to perks:
https://www.youtube.com/channel/UC4AkVj-qnJxNtKuz3rkq16A/join

Don’t forget to check out my companion channels TnT Omnibus here https://www.youtube.com/channel/UC1E8OmOG17VckoPviOPmkMw and TnT Talk Time found here https://www.youtube.com/channel/UCVaUhDJTviZ17K8vXnR1HjQ