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-A11133 Tube Assembly, Transducer to Check Valve Price on request CTS-10788-5 Needle Wash Frit, 5/pk Price on request CTS-7550 Performance Autosampler Needle Price on request