Outlet Check Valve Assembly Back Catalog number: CTS-0721 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1603 Seal, Wash Price on request CTS-21406 Peristaltic Pump Cartridge, WPS/AC Price on request 11-1239 Ferrule, 1/16", SS, 10/pk Price on request