Filament guide with an additional ball bearing and screw connection from above. With this update, the gear that rotates on the worm wheel can no longer be pushed away. To attach the guide, drill a 2.5mm hole in the frame and screw in with M3 countersunk screws.

Rewinder:

https://www.printables.com/de/model/407688-bambu-lab-p1-x1-x1c-x1cc-filament-spool-switcher-w