[BASIC PARAMETERS]---Tonnage: 20 ton; Total stroke: 8”/200mm; Outer diameter: 3.34"/85mm; Inner diameter: 2.6"/67mm; Spindle outer diameter: 2"/50mm; N.W.: 13.2lb; Self height: 6.1"/155mm; Total height: 14"/355mm; Compression area: 3.1sq.in.; Oil usage: 0.5L; connector: 3/8”male connector; Used with pump: CP-700 hand pump or electric pump.
[MULTI-SECTION DESIGN]---The total stroke of this jack is 8 inches, and the stroke of the two shafts is 4 inches each. When the jack is lifted or retracted, it does not get stuck and can be used smoothly. Designed with a safety and pressure maintaining device for safer use. Equipped with a handle for easy handling and transportation.
[SMOOTH LACQUER SURFACE & ANTI-DUST COVER]---The surface of hydraulic ram cylinder is painted with lacquer, which is not easy to rust. Made of heavy-duty metal construction, our hydraulic cylinder jack is durable and designed for long-lasting use. Anti-dust ring can reduce pollution, thereby prolonging the service life of hydraulic cylinder.
[NOTES BEFORE USE]---This multi-section jack can not be automatically retracted after the pressure is relieved, you must press down on the jack with the help of gravity in order to retract, this is not a quality problem.
[WIDE RANGE OF APPLICATION]---This multi-section jack is widely used in the installation and maintenance of large and medium-sized machinery and equipment in the petroleum, electric power, metallurgical, steel, ship, bridge and other industries.