Magister 13 GPM Hydraulic Control Valve - 2 Spools Monoblock for Heavy Duty Use. Magister 13 GPM Hydraulic Control Valve. 2 Spools Monoblock for Heavy Duty Use. Designed for double-acting cylinders, ensuring efficiency in operation. Impressive 13 GPM Flow capacity (50L) pump-to-tank for rapid response and functionality. Open Center 4-way 3 position Tandem Spring Center for versatile control and mobility. Built to handle pressures up to 3600 PSI with an adjustable relief valve for customized performance. Inlet SAE 10; Outlet SAE 10; Work Ports SAE 8 ensuring compatibility with...