Works really good, almost too good.
tree supports on the main spool shaft, used PLA
.2 layer height
.4 nozzle
5 top, bottom, concentric, 5 walls
30% infill gyroid
need 2 608 skateboard bearings
The author remixed this model.
Made this version short, rotated the bearing pockets on the shaft, redesigned end cap and base ring, also redesigned the bearing axle to be one piece.