Wilkins: 6" - Check Rubber Repair Kit for a 350 / 350A / 350AST / 450 / 450DA / 450STDA / 450ST Double Check {OR} 375 / 375A / 375DA / 375ADA / 375AST /475 /475DA / 475STDA / 475ST Reduced Pressure Zone Assembly
Kit Includes:
2 Chedk Discs, 2 Check O-Rings, and 8 Poppet Bolt O-Rings
