The wheels have treads, so they negate the influence of surface contamination on friction and grip. The mounting hole is matched with the shafts of the Pololu micro motors. The wheels cooperate also with plastic engines with a corner. In order to ensure connectivity with various kinds of drive systems developed were special adapter (hub) fit for shaft diameter: 3 mm, 4 mm, 5 mm and 6 mm.
- Wheel diameter: 90 mm
- Bus width: 10 mm
- Hole diameter : 3mm (D-shaped)
- Weight: 20 g
- Number of wheels included: 2