Spool-holder

This is a Universal Spool holder inspired by the ones that are deliverd with the Prusa Mini.

Parts to Print:
- 2x Right.stl
- 2x Left.stl
- 1x Rails.stl

Other Parts:
- 4x 608 zz Ballbearings
- 6x M3x15mm Sockethead screw
- 4x M3 Nuts

Feel free to suggest any improvements:))