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-A157 Outlet Check Valve Price on request 11-3602 Tubing, Pump Outlet, GP Price on request CTS-21567 PM Kit, Seal Wash for Binary Pump G4240A Price on request