filament storage system

i was tired of storing filament in bins and have yet to see a fully printable rack system only ones compatible with various rod so i did both, had a old broken hamper i took the rod from and made custom mounts so i could arrange it to hold 1kg spools, then designed solid and pipe rods and made the file a 3mf so all parts can be multiplied or scaled however you see fit for customizable shelves, rods are 150mm tall which is appropriate length to hold one spool when used to set width of the shelf s