Sapphire Plunger Back Catalog number: CTS-11434 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2294 Plunger Seal Price on request 11-4126 Plunger Seal and Back Up Ring Price on request 11-4134 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Price on request