Outlet Check Valve Back Catalog number: CTS-A11187 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10711 Alliance Head Plunger Seal Kit, Black, 2/pk Price on request CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request CTS-A11376 Mixer Assembly, 100μL Price on request