Filament Holder with Single Bearing Spool Modification

Опубликовано: 14 Июль 2026
на канале: RCTESTBENCH
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Filament holder for the prusa mk2 or mk3. This is a modification of a previous design that used two bearings in each spool. This modification only uses one 688 bearing in each spool so it only need 4 bearings total for each holder. I further modified this spool holder by taking the grease out of the bearings and putting thin machine oil instead. This makes the spool holder mover very easily and smoothly

Previous design video
   • Prusa MK2 MK3 Filament Spool Holder with 6...  

LInk to design on thingaverse

link to files on thingaverse: https://www.thingiverse.com/thing:291...