Needed to hold a 5kg esun spool under a shelf. Found some really nice brackets from Boneswiss that i wanted to use.
To mount the 5kg spool to the brackets I printed to bearing holders, one for each side.
You will need to following:
2x 608 bearings
2x M8 nuts
2x M8 locking nuts
M8 threaded rod
Link to the holders: https://www.printables.com/model/729970-roof-filament-spool-holder-m8-rod
The author marked this model as their own original creation.