Performance Maintenance Kit, U3000 Pump Back Catalog number: CTS-21407 Availability: In the manufacturer's stock Price on request - + Recommended 5068-0060 Bio-inert stator 2 pos/6 port 1 360,08 € CTS-21323 Needle Assembly w/Guide, FTN, 30µL Price on request 5062-2484 Gaskets wash seal 6/PK 60,12 €