1.About 10cm widened double brake wheels, easy to deal with complex terrain.

2.18×10cm PVC wide wheel, easy to cope with complex terrain; The front wheel can brake; Steady park, prevent car run-out.

3.360° rotating wheel, adding double carbon steel bearings.

4.Each wheel is equipped with 2 carbon steel bearing steering for smoother towing 7 inch outer diameter of rubber wheel.