Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21095 Seal Wash (0.0787 ID, Fixed, Bio), 2/pk Price on request CTS-7162 Plunger Seal, Black Price on request CTS-A11145 Tube Assy, System Outlet, SDS Price on request