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-A11342 Tube Assembly, Transducer to Check Valve Price on request CTS-11434 Sapphire Plunger Price on request CTS-A126 Outlet Check Valve Assembly Price on request