Trailer Stabilizing Jack Ratchet Static Load Capacity 100 000 lb Adjustment Range 39 in to 51-1/2 in Lifting Capacity 40 000 lb Yellow Base Dimensions 16 in x 18 in Top Plate Dimensions 7-3/4 in Dia Material Steel Wheel Material Solid Rubber Wheel Width 1 3/4 in Wheel Diameter 10 in Includes Removable 20 in Handle Standards Meet OSHA Regulations With Wheels Yes