Rotating stackable Prusament spool swing-out storage

Parts:

Ball bearings: 8-10 x 5.5mm (7/32in)
Only required for enabling spool rotation.

Printing:                    

No supports needed.
Files are provided in the correct printing orientation.

Assembly:

Print Swivel Piece 1 & 2.
Place the ball bearings in groove of Swivel piece 1 and place Swivel piece 2 on top.
Place Prusament spool over the swivel assembly.

Print 4 x Swing out containers
Print 4 x Long hex pins
Place container into spool and insert long hex pin in top to align with hole in container
Repeat for remaining 3 containers

Print 1 x centre drawer.
Place centre drawer into spool centre.

Repeat for each layer.