spool holder repaired mesh

spool holder repaired mesh sorry.
firmware

Option 20 tooth 18 tooth on Z motor ( on the bars always 20 tooth)
Slicing config

Update for “easy” better resolution
update source 1.91

version 1.91
- implementation of new magnet guide 2.0
- Minor Fix
Add Nylon/ABS 1.5 and 2.0 XY magnet GUIDE

Add Nylon/ABS 1.5 and 2.0 XY magnet GUIDE
update.