New Modular Filament Spool Holder! Designed for either 20mm metric dowels or standard 3/4" wooden dowels, making materials easy to source. The modular system includes end brackets, pass-through sections, and support pieces so you can expand your storage as your filament collection grows. Features: • Wall-mounted design • Modular and expandable • Compatible with 20mm and 3/4" dowels • M5 mounting hardware support • No supports required I'd love to see your setup if you print one!