Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PS7050350 MarvelXACT™ PEEKsil™ 50µm ID x 350mm Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request 11-2569 Seal Extension Tube Price on request