Leveling valve has Good quality with attractive package. EGC body, Exported to USA, CANADA, CENTER-AMERICA market. Leveling valve, EGC body, Engineering Grade Composite.1. Description: delivery port(2), 1/4 inch P.T.;Supply Port(1), 1/4 inch P.T2. This valve is made by alloy material. each one is get throught insection under QC3. Package: attractive colorful box. one pc in one box4. exported ...