This is all the necessary hardware to join two rectangular bases or triangular bases by stacking them. The bases have predrilled holes in them that fit these spacers.
This is a pair of 10" wheels and shafts. The shafts are machined steel with a welded hub. They are for our Heavy Duty and Enclosed Heavy Duty ATRs. These will not work for our Standard ATRs.
This is a Pre Built direct drive 4WD base Programmable robot kit that uses Nexus mecanum wheels and hubs. Its a Arduino robot platform for indoor robotics. It can vector in any direction.