GT2 pulleys
thingiverse
These are untested GT2 pulleys, both have 17 teeth. Please report back if you try them out.
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With this file you will be able to print GT2 pulleys with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on GT2 pulleys.