VEVOR Hydraulic Directional Control Valve, 1 Spool Hydraulic Spool Valve, 21 GPM Hydraulic Loader Valve, 3600 PSI Directional Control Valve, Hydraulic Valves And Controls For Tractors Loaders Tanks Hydraulic Loader Valve Neutral Spring-Center Inner Check/Relief Valve Durable Construction Compact Handle Design Wide Application Flow Rating: 21gpm,Relief Valve: Adjustable,Model: 121GPM3600,Spool Count: 1-Spool,Valve Operation: Manual,P port: 1/2" BSPP,T, N port: 3/4" BSPP,Center system: Open,A, B ports: 1/2" BSPP,Max operating pressure: 3600 PSI
