Esun Spool Filament Clip

This spool filament clip is designed to fit the standard Esun spools. It snaps onto the spool edge easily and holds onto the lip where it can be moved along the rail. The filament easily fits into the groove with a satisfying snap and holds well. I made a lead in so it's easy for you to snap in the filament. It's a low enough profile that it hasn't caught on anything... I've got it on around 15 spools so it's well tested... this is design iteration 4. Enjoy!

BTW, if anyone wants this design m