Up to 24 8-Perfect Steerable Transfer Carth steel wheels, each coated with our own amazing Poly, rated at capacity of 30,000 pounds per wheel. Unparalleled Flexibility. Stretches from 20' to 27' in length. Extends from 9'6" to 11'6" in width. Four hydraulic cylinders raise the 25" high cart an additional 8" to 12". Timesaving Control