Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21147 Inlet Check Valve Price on request CTS-21585 PM Kit, 1220 Price on request 11-4180 LPV Rotor, SIL-30AC, SIL-30ACMP Price on request