Adjustable Tabletop Spool Holder

A compact, tabletop spool holder which has a tool-less width adjustment allowing for various brands of spools. Uses 4x [625ZZ bearings](https://www.amazon.com/gp/product/B01M6BY2MU/) that have 5mm ID,16MM OD with 5MM width, all other parts are included.

This holder is designed for printers that don't have their own spool holders, and don't use bowden setups (although you may find this works for yours, I haven't tested it).

Originally built for a Printrbot Maker's edition, which it served well. The printer may be gone now, but I decided to share this spool holder so others might benefit from it.

Parts BOM:
2x Side Panel
1x Threaded Rod
2x Adjust Knob
2x Knob Capture

4x Bearing Mount
4x Bearing Pin
8x Mount Pin
8x Bearing Washer (optional but recommended to reduce friction)

4x 625ZZ Bearings

Construction Notes:
-The lips on the knob captures may print a little funky for you as they are significant overhangs, but if you cut it flat with a razor blade it should h