2-Channel Peristaltic Pump Tubing Cartridge for ASX-560 and ASX-280 Autosamplers. Pre-assembled, easy to install. Tubing material is Equivalent to PharMed® material but may be produced by other manufacturers. Applications: Pharmaceutical, Biological, and Food and Beverage. ID(mm): 2mm, Tubing color: Tan, Endplate color: Black. For old style peristaltic pump. Before SN of 092031A280 for ASX-280, and 092049A560 for ASX-560.