As shallower spools tend to slip of the bearings, I decided to redraw chanders Spool Holder and add a third bearing. So even smaller spools stay in place.
The pin holds the bearings in place. I used these bearings, they work well https://amzn.to/2RhtRD2
Printer:
Hypercube Evolution
Rafts:
No
Supports:
Yes
Resolution:
0.2
Infill:
10 %