Double-acting Hollow (Center-hole, Lifting and Pulling) Jack

	It has the lifting function of a jack and the stretching function. It can be used with cables, steel ropes, and other shaft-like objects passing through it. It is double-acting, with hydraulic return, making it easy and convenient to operate. Users can choose from a dual-line manual pump, electric pump station, or mobile pump station. Manual Pump | Ultra-high Pressure Manual Pump | Hydraulic Jack
Model Load Capacity (T) Center Hole Diameter (mm) Working Stroke (mm) Working Pressure (MPa) Height (mm) Extension Height (mm) Outer Diameter (mm) QKS20/150 20 41 150 1-63 316 466 140 QKS50/200 50 41 200 388 588 180 QKS100/150 100 71 150 380 530 226 QKS150/200 150 71 200 440 640 273 QKS300/150 300 79 150 446 596 370 QKS300/200 300 79 200 496 696 370
Three types of connectors are available: straight connector, leak-proof connector, and quick connector. The user can choose the type, and the length of the high-pressure hose is selectable.