Seal, GFP, High Pressure, Piston Back Catalog number: 11-1601 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request CTS-A11374 Tube Assy, SSV to I2V Price on request CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request