Rotor Seal, 6 port, -COH Back Catalog number: CTS-21085 Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11342 Tube Assembly, Transducer to Check Valve Price on request CTS-A11133 Tube Assembly, Transducer to Check Valve Price on request 11-2401 Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Price on request