High-Clearance Bottle Jacks, Jack Type Bottle Jack, Load Capacity 20 ton, Body Material Steel, Lifting Actuator Manual Handle, Minimum Lift Height 9 3/4 in, Maximum Lift Height 18 3/4 in, Power Source Air/Mechanical, Minimum Height 9 3/4 in, Standards ASME PASE, Base Length 8 1/2 in, Base Width 7 1/4 in, Body Material Finish Baked Enamel, Extension Screw Length 4 in, Features Internally Protected From Overjumping and Overloading, Pump Positioned Directly Below the Reservoir WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, and Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. - Nickel (Metallic)