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-21219 Piston, Ceramic Price on request CTS-3102 Sapphire Plunger Price on request CTS-21480 Check Valve, Cartridge Price on request