Seal, Polyethylene, High Pressure, Piston Back Catalog number: 11-1602 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10583 Plunger Rinse Seal Price on request CTS-10597 Wash Tube Seal Kit, 4/pk Price on request CTS-21011 Cartridge Check Valve System Kit Price on request