When using a Polybox with an Ultimaker S5, this attachment will stop the feeders from sucking in the PTFE tube that causes jamming in the internal gears. It also helps to keep the filament dry with an enhanced seal that reduces the rate of air ingress into the Polybox.

Problem:

Solution:

See how I made this and other designs over at my website.

Ultimaker

S5

No

No

200

20