Filament Cleaner 1.75mm
by 271828, published
Clips onto 4mm OD tube, uses soft foam, installs without the need to remove the filament and helps prevent nozzle clogs.
Print from ABS (0.2mm slice)
Cut soft foam approximately 1/2"x2"x1/2"
Clip cleaner onto 4mm OD tube (bend tube arms out slightly if collapsing tube)
Fold foam in half lengthwise over filament and slide into cleaner