Compressor Throttle Control Gas Engine Driven Cable Length (In.) 18 (M)NPT Size (In.) 1/8 Steel Jacketed Stainless Steel Cable Material Vinyl Cable Coating Brass Cylinder Material Nitrile O-Ring Stainless Steel Spring Material Min Pressure (PSI) 60 For Use With All Makes of Unloader Controls and Pilot Valves Fits All Major Engine Types Under 8 HP