This is a remix of 87squirrels MasterSpool Remix.
https://www.thingiverse.com/thing:2794052
I just made the wall a little more thick to increase stiffness and reduced the diameter to 100mm to make it easier to use.
meanwhile I have printed so many of these spools that I only use refill.
Print it in PETG to prevent deforming while drying your filament on it at 70°C.
The author remixed this model.