Sdv70-A88A2-3Xda8-Hdv811-Tr99 Inlet, Sae 16 Port At Side & Top With Mrv2 Installed Pre-Set At 2500Psi. 3 Sections, D/A, Cylinder Spool, Springreturn, Sae 16 Ports. 4Th Section, Hi-Boy, D/A, Cylinder Spool, Spring Return, Sae 16 Ports, A & B Relief Ports Prvac Pre-Set At 2500Psi. Outlet, Sae 20 Ports At Side & Top.