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-0012 Insert Seal Parts Kit Price on request CTS-5531-07 Solvent Bottle Filter, 7/pk Price on request CTS-10573 Injection Valve Rotor Seal Price on request