51mm Filament Spool Hubs
Description
The 5lb (2.2 kg) spools of filament from ColorFabb require large hubs to be able to mount on your spool holders. These spool hubs suit the 51mm opening in the filament spools. * designed for mounting on 5/16" threaded rods * you may install 608 skateboard bearings into these hubs * use hot glue or melt some PLA around the bearings Enjoy!
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