Needle Seat, 0.12mm ID, 0.8mm OD, PEEK, 600 bar Back Catalog number: CTS-21277 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10757 High Pressure Seal Kit Price on request CTS-10772 Pump Seals, Low Pressure Price on request CTS-11091 ACQUITY BSM Performance Maintenance Kit Price on request