Rotor Seal, 2-Groove Back Catalog number: CTS-21163 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11380 2690/2695 Performance Maintenance Kit w/Seal Pack Price on request CTS-21406 Peristaltic Pump Cartridge, WPS/AC Price on request CTS-21109 Capillary, 600mm x 0.17mm ID Price on request