support ring to fix and plug ptfe tube if filament 1 75mm is not in use —

Founded support ring to fix and plug ptfe tube if filament 1 75mm is not in use models & stl files for printing
Samla PTFE Clip
RoboMagus
Filament spool for samples
NitzscheModellbau
Filament Holder
StefanoV
Book Ring
alohapussycat