ModiBot Parts
thingiverse
Most of the parts from Custom ModiBots https://www.thingiverse.com/thing:3676025 Thingiverse won't let me upload a whole folder so good luck finding the parts that you want. The preview can give you a good idea of what the parts look like, but not all of them are there.
Download Model from thingiverse
With this file you will be able to print ModiBot Parts 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 ModiBot Parts.