Filament Wiper
thingiverse
A straightforward filament cleaner, designed for compatibility with a 6mm diameter tube, can easily be fitted without dismantling any components. To use, simply insert a sponge between the filament and its housing.
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With this file you will be able to print Filament Wiper with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Filament Wiper.