UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request CTS-11092 O-Ring, PTFE Price on request 11-2569 Seal Extension Tube Price on request