ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Back Catalog number: CTS-21240 Availability: In the manufacturer's stock Price on request - + Recommended 11-1239 Ferrule, 1/16", SS, 10/pk Price on request CTS-11335 ACQUITY H-Class QSM Performance Maintenance Kit Price on request CTS-11222 Seal Pack Assembly Kit Price on request