The ESCO PRO SERIES 20 TON “SHORTY" AIR HYDRAULIC BOTTLE JACK lifting equipment is designed with the heavy-duty tire service market in mind. With lifting capacities from 12 Ton and up to 30 Tons, there is a Jack that will fit any service technician’s needs. Each jack is designed uniquely for specific applications including Commercial Truck, Bus, Tractor & Farm Equipment, and much more.; Fully welded cylinder and frame provide superior strength and extended service life.; Extra thick jack base provides exceptional support and stability in severe conditions.; Super Low Profile “Shorty" Design – Great for low clearance application.; The compact design makes these jacks great for multiple applications including Commercial Truck, Bus, Tractor & Farm Equipment, and much more.; Chrome-plated piston for extra rust and corrosion resistance.; Fitted with a safety valve to prevent overloading.; Double spring design for controlled and safe descent while releasing pressure from the cylinder.; Heat Treated Adjustable Extension Screw provides additional and precise height adjustments. Assists in not overextending cylinder to reach designed heights.; Design to be operated using air or manually with included two-piece lifting/lowering handle.; Includes 4 ft. swivel end air hose with easy to use handheld push-button air trigger. Air trigger includes 1/4 in. NPT fitted air inlet, in-line air filter (extends the life of air motor), and airflow latch- for easier constant airflow while raising of the jack to load.; Fitted with a heavy-duty constructed chrome-plated air motor designed with wear-resistant parts to ensure longevity and dependability in any lifting application.