For sale: cargo trailers / cleburne, tx the Cargo Mate e series ehw714ta2 cargo trailer has a tandem axle and an 18" front wedge for extra storage space and easier towing. This trailer has a 5'11" wide rear double door and a 5'7" rear door height. There is 4" tube frame, while the floor is 3/4" plywood, and the sidewalls are 3/8" plywood. The side door allows for easy access to the inside of the trailer. There are many packages available that you can choose from to complement your trailer.,