Sdv4-A44A-Dv3-Sv3-Tr44 Inlet 1 Npt Ports With Mrv Installed Pre-Set At 2000Psi 1St Sections D/A Cylinder Spools Metering Air Shift Spring Return 3/4 Npt Ports 2Nd Section S/A Cylinder Spools Metering Air Shift Spring Return 3/4 Npt Ports Outlet 1 Npt Ports At Side & Top