Reusable Cardboard Spool Adapter

Reusable Cardboard Spool Adapter This reusable adapter is designed to turn a simple cardboard spool into a functional filament spool to use .It screws directly onto the side of the cardboard spool for a secure fit and is made to be screwed directly into the plastic part.Securely mounts to cardboard spoolsUses M4 screws (8 mm length)Screws directly into the plasticCompatible with spool-less / refill filamentReusable and easy to installHelps reduce plastic waste Printing details: Print time: ~1 h 50 minno supports needed