The Load Sensing Spreader Valve from Buyers Products has internal load sensing checks that communicate pressure signals to a load sensing pump in order to increase or decrease the flow. The valve can handle a maximum 3000 PSI. Dirt-tolerant and reliable, it features honed and matched hardened steel working parts for a long life. Flow for each operation is easy to adjust with two detent knobs, each featuring 11 positive positions. An On/Unload lever has detented stops. Choose from a 5/15 GPM or a 10/30 GPM model to meet your needs.