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
Filament Spooler
rolf_prusa_printer
House
Nathan
Filament Spooler
rolf_prusa_printer
Cube
henryseg
Ball joint chain
henryseg
Dragon Egg box Mi
Lalala65765
Dragon Egg box Chi
Lalala65765