Plunger Seal and Back Up Ring Back Catalog number: 11-4126 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-0037 Tube, Left Inlet Pigtail Price on request CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request CTS-12015 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove, 3 p Price on request