Update 2025-02-12: Changed the width of the Filament-holder-front part for a wider Filament Spool - Filament-holder-front-XL.STL.

Universal Filament Spool Holder. It can be used for small spools (up to 1 kg) and for large spools (2.5-3 kg).
For assembly you will need:
4 × Countersunk Head Tapping Screw ∅2.5×16 mm
4 × Round Head Bolt M4×12 mm
2 × Polypropylene Pipe PN 20 113 mm
4 × Ball Bearing 624