Remember to tighten the rollers properly, as if they are loose on the bearing, they can easily break. The rollers have a special cutout inside the thread to make them more durable.

The Prusa settings I used to print the above set are in the attached 3mf file.

[26/2/2026] - roller 60 stl  & 3mf updated

[3/3/2026] - roller 60 & 75 metal inserts version added