Made from high grade steel with a durable baked enamel finish, the long ram hydraulic flat bottom jack provides an ample 20 in. stroke for lifting objects up to 6000 lb.. It’s the ideal jack for use on hydraulic cranes, engine hoists, and a wide variety of applications for mechanics, truckers, farmers and off-road enthusiasts. Provides lift ranging from 24 in. to 42-1/4 in. high.