Those are the bushings I am using for x,y and extruder carriages

3D Printing HercuLien and Eustathios
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1

Those are the bushings I am using for x,y and extruder carriages

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Those will work, but are more sensitive to misalignment. So you might want to print Ninjaflex adapters like @Walter_Hsiao ​ to allow for misalignment tolerance. He did that on these: http://www.thingiverse.com/thing:854301

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Let us know how it works- because that is an interesting alternative to the self aligned bushings which can be tough find sources for.

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I found graphite-infused bushings to be quite dirty over time, they leave graphite on the rods and whenever you’re working on the printer you end up with graphite on your fingers. There’s also some concern about loose graphite and electronics…