Motorized U boats propulsion feature provides assistance for locations with inclines or that cover long distances. This also reduces operator fatigue. The push to fast safety helps users maintain control on inclines in free wheel mode. The throttle automatically returns to zero to stop and lock the load if the operator loses contact. High efficient tires with proprietary solid fill material reduce push and pull effort in free wheel mode. Customers can choose between fixed drive handle and removable handle. Fixed drive handle features adjustable U loop handle with throttle for maximum comfort and steering ability. The bottom cross brace rests on deck to provide load containment. The throttle interlock button is protected from accidental impact.The removable handle allows access to product from three sides. Just as with the fixed drive handle, bottom cross brace rests on deck to provide load containment.