Seal, GFP, High Pressure, Piston Back Catalog number: 11-1601 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4126 Plunger Seal and Back Up Ring Price on request CTS-10988 2690/2695 Performance Maintenance Kit Price on request CTS-10839 Seal Pack Rebuild Kit Price on request