Horizontal Filament Spinner Roller Thrust Bearing

This Customizer generates a thrust bearing (minus the balls) to be used as a horizontal filament spool roller, i.e. a filament spinner.

The defaults work great for a Hatchbox (and many other) 1kg spool, and standard 4.5mm BBs, of which the default uses about 26.

Supports are required! Printing in the orientation that's generated makes the smoothest surfaces for the ball bearings.

The best airtight container I've found for this purpose is the Sistema KLIP IT Bakery Box (about $9 on Amazo