Omega Lift 18209 is a 20-Ton low profile air actuated bottle jack. It is designed to work smoothly in small areas. This air actuated bottle jack features the air operation that greatly reduces operator fatigue and speed up the efficiency of garage work. It is equipped with the compact and powerful turbo motor US patent number: 6,012,377 to raise the load to the desired height efficiently, effortless and safely. And, its built-in bypass device US patent number: 5,946,912 protects the hydraulic system from over pumping damage. Also, the versatile quick connector design provides for easy removal of air hose from air motor allowing compact storage or remote operation. In addition, the chrome plated ram which gives you the longer seal life and optimum performance. The welded construction eliminates contaminates from entering hydraulic system and provides leak free operation Effortless Air Operation Compact, Powerful Air Turbo Motor Versatile Quick Connector for Easily Remove Air Hose Chrome Plated Ram and Built-In Bypass Device. Specifications- Capacity: 20-Ton minimum Height: 8-1/8 in. maximum Height: 15-1/2 in. Lifting: 4-1/8 in. Base Size: 8-1/2 in. x 7-1/4 in. GW: 37 lbs. The air source can dedicate 7.8 CFM at 110 psi to 175 psi to each jack operated. A minimum of 150 psi air pressure is required to raise rated capacity load. Material: Steel.