Sdv70-A44A2-Sv4-2Xdv4-Tr55 Inlet 1 Npt Ports At Side & Top With Mrv Installed Preset At 2500Psi. 1 Section, S/A, Cylinder Spool, Metering Air Shifts, Spring Return, 1 Npt Ports. 2 Sections - D/A, Cylinder Spool, Metering Air Shifts, Spring Return, 1 Npt Ports. Outlet - 1-1/4 Npt Ports At Side & Top.