Cartridge, BioAcquity, I2V Back Catalog number: CTS-21192 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21564 Needle, Uncoated 10 Series Price on request CTS-1010T O-Ring, TFE Price on request CTS-A11431-02 Cartridge Check Valve Housing, 2/pk Price on request