Summary

Modified Inland spool to convert it into a spool for spool less filament.

Inland center spacer is cut off.
Adapter ring added to one side and a space is added to the other side. Space ring has nuts trapped in print during - at 26.5 mm laver.

Various type of screw options available - I could only find english # 6thumbscrews. Included metric options for those lucky enough to live in countries using SI units.