Ultra-thin jack ultra-low closed height and 6 mm of travel, can be precise adjustment and lift in a very narrow working space. Very suitable for machinery, turbines, heavy structures such as docking operations. All models are single acting, load reset design. All ultra thin jack when using its base must be fully supported. Second, the basic parameters: the table because of improved parameters may change without notice. Special specifications can be customized if required top jack large tonnage, please use DYG large tonnage electric hydraulic jacks such as requiring large tonnage large stroke top, please choose STQ pressure electric pump station hydraulic jack for optional: SYB -1-way manual pump, SYB-2-way manual pump, SYB-2S; DZB a series of electric pumping station, please use while simultaneously lifting jack For a few thin TRSM synchronous jack 2, for a long time to support the weight Please choose CLL matter self-locking jack if you want the whole top, please use LYD manually if you want the whole vertical hydraulic jack screw top, please use QYD jackscrew