- Complete Control By Electricity, No More Trouble of Air Leaking From Air Brake.

- Strong CNC Wheel Frame And Inflatable Of Soft Rubber Tire.

- Sutable For 64 - 70mm EDF Jet with 3.0mm Wheel Shaft. 

- Outside Diameter: 45mm

- Thickness: 14.5mm

- Wheel Shaft Diameter: 4.0mm

- Weight: 97g ( Whole Unit )

- Input Voltagw: 7.2v - 30v DC