An simple attachment that lets the spool glide on ptfe tubes instead of rubbing on metal and causing dust.
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updated June 2, 2022

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I printed at .16 layer height and tube was tough to get in but it will stay there. Lower layer height to .12 for easier fitting if required. 
Small zip tie and a couple 70mm ptfe off-cuts and watch this thing go!

My 1st 3d model design made in tinkercad. Enjoy folks!

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