Check Valve Cartridge, 2/pk Back Catalog number: CTS-10493 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21012 Compression Screws & Ferrules, 1/16", SS, 5/pk Price on request CTS-21045 SUS Tubing A Price on request PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request