Peristaltic Pump Cartridge, WPS/AC Back Catalog number: CTS-21406 Availability: In the manufacturer's stock Price on request - + Recommended 11-1599 Check Valve Assembly, Outlet Price on request CTS-21192 Cartridge, BioAcquity, I2V Price on request CTS-21015 Ferrule, 1/16", SS, 3/pk Price on request