Trailer Jack Square, Number of Wheels 0, Static Load Capacity 10,000 lb, Maximum Lift Height 3 ft 4 3/16 in, Minimum Lift Height 1 ft 9 in, Handle Type Topwind, Mounting Type Weld-On, Gear Travel Not Applicable, Load Capacity 10,000 lb, Maximum Lifting Capacity 7,200 lb, Extended Length 38 5/16 in, Retracted Length 18 3/16 in, Jack Type Topwind Trailer Jack, Adjustment Range 20 1/8 in, Base Detachable Footplate, Construction Steel, Diameter 3 in WARNING: Cancer - www.P65Warnings.ca.gov -