Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Back Catalog number: 11-4134 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-0721 Outlet Check Valve Assembly Price on request CTS-A145 Inlet Check Valve Price on request CTS-A11187 Outlet Check Valve Price on request