Plunger Wash Seal Back Catalog number: CTS-10391 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10532 Seal Wash Face Seal Price on request CTS-5656 Sapphire Plunger Price on request CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request