A conversion kit and method of using a conversion kit is provided which converts a metal shipping crate into a transporting apparatus. In one preferred embodiment, the conversion kit utilizes a hinge and locking mechanism to angle the trailer for loading of a cargo vehicle and lock the trailer into a horizontal transport position. In another preferred embodiment, the conversion kit utilizes a locking ramp which is lowered for loading of a cargo vehicle and then locked in a vertical position to keep a cargo vehicle in place. A method for using the conversion kit is also provided.