Pre-sliced silica bead holder that is an adaptation of @humebeams design. It is specially tuned to be printed in ASA for use with other high-temperature filament spools. It also allows holders to be placed directly into a filament dryer to dry out silica beads without warping. https://www.printables.com/model/402087-adjustable-spool-holder-for-silica-gel-spool-weigh