Needle Seat Back Catalog number: 11-2570 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0720 Inlet Check Valve Assembly Price on request CTS-0620 Outlet Check Valve Cartridge Price on request PS7050350 MarvelXACT™ PEEKsil™ 50µm ID x 350mm Price on request