Needle Kit, 15 µL with Needle Seat and Needle Guid Back Catalog number: CTS-21287 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11265 Kit S200 Standard Pump Seals Price on request CTS-10322 Ceramic Plunger Price on request CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request