Filament dry box with fast filament change up to 6 spools

Want to keep your filament airtight and dust-free - even if currently printing? Over **500 3D printing heads** all over the world already use **this filament dry box**. The great advantage of the filament box is the simultaneous storage and readiness for printing with up to 6 filament spools. Simply pull the sealing plug off the PTFE tube, pull out the filament and feed it to your 3D printer. Printing with dry and dust-free filament has never been easier. In addition to the support of 1.75