Needle Seat, PEEK™, 0.17mm ID Back Catalog number: CTS-21253 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11457 Capillary, 150mm x 0.17mm ID Price on request CTS-A11259 Solvent Inlet Filter, SS Price on request CTS-21827 Air Filter, 2/pk Price on request