Filament Spool Enlarger

Ninjatek makes great flexible filament. Unfortunately when they released 1kg spool they re-used same spools meant for 500g filament. It's too small for that so filament falls off and tangles during the print. It also prevents spool from standing on rolling type of spool mounts.

I discuss this in my "Made in Basement" Youtube Series: https://youtu.be/na1naeLyRdI

I designed and laser cut larger rims for the spool To hold them together I also made 3D printed hubs.
Hubs attached to rims w