Needle Assembly, PEEK™ Back Catalog number: CTS-A11151 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0620 Outlet Check Valve Cartridge Price on request CTS-A145 Inlet Check Valve Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request