Performance Tool, 20 Ton, Shorty Bottle Jack, Perfect For Home, Auto, Truck, & Farm Use, Heavy Duty Base, 7-1/2" To 13-1/8", 20 Ton Lift Capacity, 40,000 LB, Low Profile Design Slides Into Tight Spaces, All Steel Construction With 1 Piece Cast Steel Base & Rust Free Enamel Finish, Adjustable Screw Top Extender, Meets ASME PALD-2009 Standards For Safety & Performance Of Portable Automotive Lifting Devices.