Seal Wash (0.0787 ID, Fixed), 2/pk Back Catalog number: 11-4181 Availability: In the manufacturer's stock Price on request - + Recommended CTS-20612 Plunger Seal, Black Price on request CTS-11092 O-Ring, PTFE Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request