Peristaltic Pump Back Catalog number: CTS-21183 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21169 Assy, Capillary, 90mm x 0.17mm ID, w/Fittings Price on request CTS-A11151 Needle Assembly, PEEK™ Price on request 11-4116 Sample Needle Kit, 15µL Price on request