I was wondering if these parts:

Could connect with this part:

I want to know if we can use these wheel hubs for smaller wheels that don't have those 3-pin connections, such as these:

Edited June 13, 20168 yr by GoldCivetta

I am %99.9 sure that they do not because I have seen them and they look to short to fit in the wheel hub.

I tried it in LDD. It fits, but yes, it is too short for the wheel hub.