The Xerox 008R08101 Black Waste Toner Cartridge Replacement is a genuine/original product specifically designed for Xerox AltaLink printers. This black toner cartridge is compatible with various Xerox printer models including the AltaLink C8155, C8145, C8130, B8155, C8135, and B8145. With a sleek design and dimensions of 2.6 inches in height, 21.1 inches in length, and 6.1 inches in width, this toner cartridge ensures high-quality printing performance and compatibility with your Xerox printer. Trust in the Xerox brand for optimal printing results and reliable performance.