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-A11095 Check Valve, Double Ball & Seat Price on request PS7075350 MarvelXACT™ PEEKsil™ 75µm ID x 350mm Price on request CTS-21591 PM Kit, G4226A Price on request