2690/2695 Performance Maintenance Kit w/Seal Pack Back Catalog number: CTS-11380 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4150 Tubing D-R Assembly Price on request 11-1600 Check Valve, Secondary Inlet Price on request CTS-21240 ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Price on request