Tri fidget spinner v2
thingiverse
This one uses common 608zz bearings. Bearing holes are 22.3mm wide, so depending on your printer accuracy will be just perfect or a little too big. If your bearings will be loose try wrapping them in a thin strip of paper. For caps I can recommend those: https://www.thingiverse.com/thing:2361366
Download Model from thingiverse
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