Seal Wash (0.0787 ID, Fixed), 2/pk Back Catalog number: 11-4181 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request 11-4116 Sample Needle Kit, 15µL Price on request CTS-21192 Cartridge, BioAcquity, I2V Price on request