Sapphire Plunger Back Catalog number: CTS-2369 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request CTS-11435 Seal, Needle PEEK™ Price on request CTS-A126 Outlet Check Valve Assembly Price on request