u/AcanthisittaCreepy81

auto drive only works on one wheel. I can see a part is missing but I have no idea what it's called?

https://preview.redd.it/etalp0ibhc2h1.jpg?width=3072&format=pjpg&auto=webp&s=df94c08609cb2aa0246f2f96cdd75fd40f54710b