Our HBS# AU0505-PV3AB combination proportioning valve is direct replaced for Wilwood# 260-11322 prop. valve. It is made by aluminum with black anodized surface treatment. The size of inlet ports is 1/2-20" & 7/16-24". The size of outlet ports is 3/8"-24UNF & 9/16"-18UNF. It is three function combination valve: the metering function, the proportioning function and the alarm function.
