Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request CTS-A11142 Tube Assy, Inject Outlet Price on request CTS-A145 Inlet Check Valve Price on request