UPLC Check Valve, Double Ball & Seat, 2/pk Back Catalog number: CTS-A11095-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21219 Piston, Ceramic Price on request 11-1598 Check Valve Assembly, Inlet Price on request CTS-11425 Sapphire Plunger Price on request