50mm gear spool solution for filiament winder —

Founded 50mm gear spool solution for filiament winder models & stl files for printing
optimized master spool
lance greene
MASH  MAttias Spool Holder
Mattias Jönsson
Filament Sample Spool
Marteinn - 3DP Iceland
Solder reel holder vertical with spool lock
Newell Acoustic Engineering