Filament spool holder designed to be used with any size of spools (until 3 Kg). Two ball bearing must be added in each roller. To facilitate the assembly, the axle was designed with a gap and it is recommended to glue the back of the head on the main part.
There is two holes on the flat surface of the main body that give the possibility to screw the device on your workplan.
The author marked this model as their own original creation.