The Xerox Color 550, 560, 570, C60, C70 Black Toner 006R01521 is a genuine/original toner cartridge designed for select Xerox printers such as the Color 550, 560, 570, C60, and C70 models. It is a multicoloured toner cartridge specifically in black colour. This product ensures high-quality printing results and is ideal for use in various printing tasks.