Hiltex 20206 High Lift, Heavy Duty Hydraulic Bottle Jack, 20 Ton Superior, heat treated steel construction is built for longevity and durability Specialized oil bypass system design prevents the lifting ram from being over stroked Heavy duty hard-cast iron base can withstand up to 40,000 pounds with minimum height of 10" and maximum of 19" Versatile design makes this tool ideal for work in farmland, automotive body shops, at home garages, industrial or construction sites Convenient handle allows for portability to take on all types of scenarios