useless gear thing
thingiverse
This is a fun little toy that requires only two 4mm bearings, which can be found here https://www.amazon.com/5x11x4mm-Rubber-Shielded-Bearings-MR115-2RS/dp/B00XQ9198E/ref=sr_1_13?ie=UTF8&qid=1489171299&sr=8-13&keywords=4mm+bearings. No screws are needed. The file body v2 has a QR code on the bottom that, when scanned with your phone, will give you a link to this page! Print Settings: Printer is set to Krossel Mini. Rafts don't matter. Supports are not needed. Resolution is 0.1 mm. Infill is set at 50%. Notes: Print all parts at 50% infill, but print small gears and shafts at 75% infill.
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