Check Valve Cartridge, 2/pk Back Catalog number: CTS-10600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10324S Seal Pack w/Needle Price on request 11-1597 Piston Assembly, TZP Price on request PS7050600 MarvelXACT™ PEEKsil™ 50µm ID x 600mm Price on request