This Xerox cartridge-free ink cartridge is perfect for those who want a reliable and high-quality printing experience. The black ink cartridge is compatible with the Xerox 8570 and 8580 models, making it a versatile option for a range of printers. With a yield of up to 4 sticks, this genuine and original Xerox ink cartridge is a great choice for those who need a consistent and professional printing solution. The black color of the ink ensures that your prints are clear and easy to read, while the compatibility with various models makes it a versatile option for any printer.