PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A121 Outlet Check Valve Price on request CTS-6613 Black Plunger Seal Price on request CTS-21278 Rotor seal, Injector Valve 1300 bar, G7167B Price on request