UPLC Check Valve Assy, Spring Loaded Back Catalog number: CTS-21100 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11119-02 Head Plunger Seal, 2/pk Price on request CTS-21085 Rotor Seal, 6 port, -COH Price on request 228-35146-00ASP Plunger Seal for Shimadzu Price on request