The Jet Hydraulic Bottle Jack features an electrically welded heavy-duty base. The precision machined and polished cylinders provide abrasive free and leak proof performance. The jack has a chrome-plated corrosion resistant piston and ram for durability. The jack has lifting, pushing, spreading, bending, pressing or straightening capabilities and includes a pump handle. ADDITIONAL SPECIFICATIONS: Capacity: 1 Ton; Minimum Height: 7-1/8"; Piston Height: 4-1/2"; Head Screw: 2"; Maximum Height: 13-5/8"; Base Size: 4-1/2" x 2-1/2"