PTFE Diaphragm, LC-30AD/i-Series, 2/pk Back Catalog number: 11-4122 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21015 Ferrule, 1/16", SS, 3/pk Price on request CTS-0620 Outlet Check Valve Cartridge Price on request CTS-10761 HPMV 1 & 2 Rebuild Kit w/Spool Price on request