IKEA Samla 45l box filament storage

This is a remix of a remix of an original.

I'm not sure of the size of the spools chertle was using in his make https://www.thingiverse.com/thing:2873244 but mine are bigger (approx 20cm diameter & 7cm wide, 1Kg) so I could only fit four spools in the 22l box.

As I am wanting this box to complement the Prusa MMU2.0, it accommodates up to 5 spools so I had to adjust this design for the next size up, the 45l.

The bearing holders are also suited to 608ZZ bearings & due to the additional le