Spool holder for smartrapcore alu without screw/nut

During the long printings, you will perhaps need to facilitate unwinding of the spool wire without it moving. Fixing the spool on a side bar to achieve this while freeing up space under your bed.

This spool support is suitable for spools having a width up to 7 cm. The carrier is suitable for all printers having profiled bars of 20mm * 20mm. To get the filament, I have a Bowden extruder without geared and it perfectly delivers the filament. The other part, a filament guide reduces the angle of