I have another model that is a double ruler holder for gridfinity but I felt it works better slanted, so I created this one. It also only holds one ruler since I only have one.

- 6U and 3U heights.
- 1x4 Gridfinity

I personally print at .20 layer height, 15% infill.

Recommended magnets: https://amzn.to/48RlExG