I would love to see everybody's remixes.

The inside diameter is: 20mm

The outside diameter is: 25mm

I've uploaded the FreeCad file so its easier for you to edit the ring size.

Print settings:

I wouldn't recommend Prusa slicer for this model because it ends up printing weird for me i used Cura slicer.

Dynamic quality - 0.16mm

Wall line count: 4

No infill

No supports