Clip Ring, Plunger Retainer Back Catalog number: CTS-5464 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A103 Outlet Check Valve Price on request CTS-10686 Needle Seal, Vespel® Price on request CTS-10566 Alliance Head Plunger Seal Kit, 2/pk Price on request