with this part you can keep clean your extruder (no dust inside),made a 1,75 and 3 mm version. You can place it everywhere....up to you :-)
size D24 x 13mm
print take 20 minutes
easy to print
cut out a little piece of sponge (D20 x 10mm) and put it inside the sponge-holder...
make sure that the sponge not opposes friction on the filament
Always I've loved new technology and I see a great opportunity in 3D Printing, a great opportunity for everyone....at the end, I'm just a maker!