Sapphire Plunger Back Catalog number: CTS-10319 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3321 Wash Seal Gasket, 6/pk Price on request CTS-21280 Lamp, ACQUITY Arc/UPLC PDA Performance Maintenance Price on request CTS-A125 Inlet Check Valve Assembly Price on request