Rotor Seal, 6 port, -COH Back Catalog number: CTS-21085 Availability: In the manufacturer's stock Price on request - + Recommended 11-3834 Pump Seal, PE Price on request CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request