Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11093-02 Plunger, 2/pk Price on request CTS-11313 PEEK™ Rotor, LPV Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request