Performance Maintenance Kit, U3000 Pump Back Catalog number: CTS-21407 Availability: In the manufacturer's stock Price on request - + Recommended 5042-8952 Seal keeper,ceramic,hipped 111,55 € G2258-87315 Back Seat Tube, SST 0.5mm id 12cm long 73,38 € CTS-11283 PM Kit for Standard Autosamplers Price on request