AL C8100 & B8100 Transfer Belt Cleaner (160,000 Pages) is specially formulated and tested to provide the best image quality and most reliable printing you can count on page after page. Xerox Genuine Supplies and Xerox equipment are made for each other. Accept no imitations.Compatible Printers: Xerox AltaLink B 8145, Xerox AltaLink B 8155, Xerox AltaLink B 8170