Four-drive boomerang with shock absorber climbing car

Four-drive boomerang with shock absorber beach motorcycle climbing vehicle

Blowout gyro and hand launcher

Four-drive climbing car with shock absorbent crack

Four-drive boomerang with shock absorber climbing car

Four-drive boomerang with shock absorber graffiti climbing car

1:20 inertia fire truck (three keys with light music, water spraying function)

1:50 inertial tow truck (acoustooptic)

Diy ski sweeper, container truck