spool core adapter —

Founded spool core adapter models & stl files for printing
Filament clip for sample spool
Kenneth Henderick
Cable spool
Kimframes
optimized master spool
lance greene
MASH  MAttias Spool Holder
Mattias Jönsson
Filament Sample Spool
Marteinn - 3DP Iceland
Thread spool
majstor
Scuba diving spool
Lunatic Printer