Plunger Seals, 4/pk Back Catalog number: CTS-2294-04 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-2891 PTFE Diaphragm, 2/pk Price on request CTS-10340 Plunger Seal Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request