UPLC Check Valve, Double Ball & Seat, 2/pk Back Catalog number: CTS-A11095-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10694 Plunger Seal Price on request CTS-5559 Priming Syringe Needle Price on request CTS-3102 Sapphire Plunger Price on request