ACQUITY I2V BSM Performance Maintenance Kit Back Catalog number: CTS-11371 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21129 Check Valve, Ti, Price on request CTS-A11095-02 UPLC Check Valve, Double Ball & Seat, 2/pk Price on request 11-2891 PTFE Diaphragm, 2/pk Price on request