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-21010 Cartridge Check Valve Housing, 2/pk Price on request CTS-10322 Ceramic Plunger Price on request CTS-A11095 Check Valve, Double Ball & Seat Price on request