Plunger Seal Back Catalog number: CTS-10340 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-12016 Compression Screw, 1/16", SS, 10/pk Price on request CTS-10547 Pump Seal, Gold Price on request 11-1602 Seal, Polyethylene, High Pressure, Piston Price on request