The two extremely springy tires in the Tamiya 70096 off-road tires set are about 50 mm in diameter and 30 mm wide. Use these if you want your robot to have a soft, air-cushioned ride across rough terrain.
- Two wheels: 50 mm diameter, 30 mm wide
- Two hubs for use with 3 mm hex shafts
- One 3 mm hex shaft, 100 mm long