Hi,
Just came across an excellent couple of 3d printed mounts:
An astrotracker with a 3kg capacity and an EQ mount with a 13kg capacity.
Both even include automatic polar alignment!!
Home Page:
https://openastrotech.com/
Instructions:
https://wiki.openastrotech.com/
Auto Polar Aalignment build:
https://wiki.openastrotech.com/OpenA.../Addons/AutoPA
AutoPA example:
Sharpcap:
https://www.youtube.com/watch?v=BKDGDcrhc6Q
cheers
Gary