Threaded Spool Box

The design is a modular, three-piece storage system crafted to repurpose the spool center of a 3D printer spool. It includes:Bottom Piece: A sturdy base that provides stability.Middle Piece: Stackable with threads, allowing multiple spool centers to be added for adjustable height.Top Piece: A threaded lid that securely closes the stack, making it versatile for storage of various items.This system offers customization, functionality, and an eco-friendly way to upcycle 3D printer spools.