Snapmaker 2.0 universal spool holder

Description
This is a spool holder that can take different brand of filaments an is mounted on the spool holder rod that is provided with the snapmaker 2.0.

It is design to have ball bearing with inner diameter of 8 mm.
It can handle, filament spools with:
* Center diameter: 45-70 mm
* Spool Width: 55-85 mm

The design also includes:
* Springed bushing that will keep the spool in the same position on the filament holder rod.
* Scew knob to easier screw and unscrew the spool holder
* Fake ball bearing if you can't get hand on some metal ball bearing with correect dimensions

Tested spool brands
* Snapmaker 1kg
* Esun respool 1kg
* PrimaValue 1kg

Need to buy
* ball bearing 608 2Z 8x22x7 mm
https://www.remlagret.se/products/608-2z-skf-8x22x7-kullager?pr_prod_strat=collection_fallback&pr_rec_pid=11065055437&pr_ref_pid=10985865357&pr_seq=uniform
* Spring 33x14,2x0,8 mm
https://www.conrad.se/p/tryckfjaedrar-17303-matt-x-l142-mm-x-33-mm-inne