Rotating Filament Guide For Direct Drive Systems

Versatile top filament guide for direct drive printer systems: The ball rotates freely in all directions, preventing filament bending, compatible with PTFE tube insertion (8mm diameter) for smooth sliding. 

This remix, original design made from Gorobey @Goro, allows for horizontal or vertical installation without disassembly, simply twists to lock into standard V slot profiles.

I'd suggest printing in PETG with as many walls as necessary to make it solid.

This is the same original model but that simply twists to lock into standard V slot profiles. It can be easily removed if you want to change the location, and provides a solid location for your filament to pass through.