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