REAR RAMP, SIDE BOARDS ARE REMOVABLE AND CAN BE USED AS SIDE LOAD RAMP, COMPOSITION: ALUMINUM, AXLE: SINGLE, FLOOR TYPE: ALUMINUM FLOOR, FIXEDAXLE: FIXED, SUSPENSION: SPRING, WIDTH: 6.5, LENGTHUNIT: FOOT, TIRES: 14, LENGTH: 12, WIDTHUNIT: INCH, WHEELS: ALUMINUM