Peristaltic Pump Cartridge, WPS/AC Back Catalog number: CTS-21406 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10319 Sapphire Plunger Price on request CTS-A096 Syringe Assembly, 250μL Price on request 11-2891 PTFE Diaphragm, 2/pk Price on request