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-10583 Plunger Rinse Seal Price on request 11-4181 Seal Wash (0.0787 ID, Fixed), 2/pk Price on request CTS-2369 Sapphire Plunger Price on request