12 Ton Capacity Side Pump Bottle Jack 9-1/2″ to 18-5/8″ High, 6″ Piston Stroke, 3-1/8″ Screw Length, 1-3/16″ Screw Diam, 1.73″ Plunger Diam, 5-1/4″ Long x 5-1/8″ Wide Base