1.Replace Danfoss (ospc), M+S (HKU/4) series.                                           2.Including integrated valve (relief valve and checkproof valve)                              3.101S Hydraulic steering unit is widely used in the steering control system such as the steering system of many kinds of industrial and agricultural mobile machinery forklift,loader,roadroller,tractor,comebine harvester, etc.                      4.We produce the products match with the OEM number of all machines.