Outlet Check Valve Cartridge Back Catalog number: CTS-0620 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request CTS-A157 Outlet Check Valve Price on request CTS-10711 Alliance Head Plunger Seal Kit, Black, 2/pk Price on request