Models
Retainer 3D Printable Models. Makeshape.co have 3 Retainer 3D Printable Models.
4mm and 6mm PTFE tube plugs with filament retainers
Makerworld
M3D
Free
Removable Power Strip Retainer | Plug-In Removeable Retainer
Makerworld
Smallpeanut
Free
Fast Vase Mode Retainer Case
Printables
Michael Wycoff
Free