Plunger Seal Back Catalog number: CTS-10340 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4150 Tubing D-R Assembly Price on request CTS-A11142 Tube Assy, Inject Outlet Price on request 11-4181 Seal Wash (0.0787 ID, Fixed), 2/pk Price on request