Gold Plunger Seal Back Catalog number: CTS-10963 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request 11-4063 Outlet Check Valve Price on request CTS-11119-02 Head Plunger Seal, 2/pk Price on request