FreeDremel Plastic Spool Adapter
Printables
7 model
Free
FreePush Plastic Master Spool!
Thingiverse
FreePush Plastic Master Spool For 500g Refill (Fits Dremel)
Thingiverse
Freespool for leftover plastic filament
Thingiverse
FreeELEGOO CENTAURI CARBON 2- plastic spool reel adapter
Printables
Free3D-printable split filament spool/Plastic reel 无盘料盘
Printables
FreeExtended Unlockable Loose Filament Spool (Push Plastic Sample)
Thingiverse