ACQUITY I-Class SM-FTN Performance Maint. Kit,2890 Back Catalog number: CTS-21240 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10788-5 Needle Wash Frit, 5/pk Price on request CTS-10988 2690/2695 Performance Maintenance Kit Price on request CTS-11367 Piston, Low Pressure Price on request