... TYPE: 24/30 Application in truck,heavy-duty truck,trailer,specail-purpose vehicle,etc. Competitive service brake chamber TYPE: 24/30STROKE: ... wide spectrum of sizes, means we have a design suitable for all typical service and parking force requirements whether for cam, wedge or ... valve, etc.., which applied to heavy trucks, trailers, heavy bus and so on. Such as: DAF,LVECO,MERCEDES,LEYLAND,RABA,KAMION ...