Newtry Hydraulic Ram Cylinder 20 Ton Hydraulic Jack Lifting, Construction ?[IMPORTANT PARAMETERS]---Tonnage: 20T | Stroke: 0.51 inch/13mm | Self height: 2.3 inches/58mm | Outer diameter: 4x3 inches/100x80mm | Internal diameter: 2.6 inches/65mm | Weight: 6 lbs/2.75kg | Effective area: 5.13 square inches/33.16cm2 | Usded with Pump: CP-180(not included). ?[SMALLER SIZE GREATER WORKING CAPACITY]---The height of this hydraulic jack is only 2.3inches, which can lift 20T heavy objects. It has the advantages of smaller size and greater working capacity, especially in a small space location, and has the functions of portability, flexibility, and large lifting force. ?[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. ?[COMPOSITE STRUCTURE MULTI-FUNCTION]---Equipped with various accessories, it has multiple functions such as lifting, jacking, shoveling and splitting, and can be quickly installed by using quick connectors. 10T and 20T jacks are suitable for CP-180 pump and 30T is suitable for CP-700 pump. ?[WIDE RANGE OF APPLICATIONS]---This Low Profile Hydraulic Ram Jack is often used in power, chemical, steel, bridges, machinery and other industries. Suitable for vertical, horizontal and inverted directions, but cannot be tilted use. In order to operate correctly, all cylinders need to be connected to a solid flat lifting surface rather than soft or rough surface.