This spool holder is relatively compact and fits many types of spools including: Atomic, ProtoPasta, Prusament, and Matter Hackers.
You'll need a few parts:
Please note: The model has a tall base that you can “cut” away the model in the slicer or Fusion360. In this way, the model will be specific to your use case. For me, I cut away the shape of my wire shelf and it works beautifully.
The author marked this model as their own original creation.