20 Ton Heavy Duty Hydraulic Steel Bottle Jack lifts from 9-1/4" to 17-1/4". Heavy duty steel frame construction handles big loads securely with its serrated forged steel saddle . The jack's heavy duty oversize cast iron base provides strength and stability under load. It is equipped with adjustable steel top screw for added lift height and precise height adjustments. The heavy duty cast handle socket assembly provides longer product life. Handle is included.