Arag Bravo 180S Controller 5 Tap With 25mm Inlet & Bypass Valve Suits Hustler Applic8or enquire_button Emergency Specialist: 0800 CHEMCALL Emergency Specialist: 0800 CHEMCALL (0800 243 622) CLETHO 240 EC is the proven Grass Weed Herbicide that you can rely on meaning we can accurately interface the guidance information with the spraying information to increase the accuracy and quality of your work The way a rate controller works is if you increase or decrease your speed while spraying the rate controller will automatically change the pressure of the spray system to keep the application rate as constant as posssible