Igus bushes mockup.
Works better than many LMxxUU with balls.
Scad file included, can be modified to get all sizes.
12mm stl file provided.
Adjust parameters according to printer/filament.
Brim may be needed, if so uncheck "Brim only on outside" in Cura because there is a risk of warping on the teeth.

Update 05/10/2021 : 2 solutions.

Creality

Ender 5

No

No

200

20

OpenScad.