Omega Pro OP1906S bottle jack features effortless air operation to greatly reduce operator fatigue and speed up the efficiency of garage work. It gives you the ability to lift from 8-1/8" to 15-1/2". The patented air turbo motor gives you the ability to raise the load to the desired height efficiently, effortlessly, and safely. Fully polished and chromed cylinder rams enhanced with high-performance seals The air hose featured the versatile quick connector design to allow easy removal from air motor to give you the ability for compact storage or remote operation. Capacity: 20 TonBase Size: 8-1/2" x 7-1/4"Saddle Diameter: 2"Min Height: 8-1/8"Max Height: 15-1/2"Manufacturer Warranty: One YearOmega Pro OP1906S is covered with One Year manufacturer warranty from the date of the purchase.