The Lexmark 24B6020 Black Laser Cartridge Xm7155 is a high-quality toner cartridge designed specifically for Lexmark printers. This cartridge uses laser print technology to deliver crisp, professional black prints. With dimensions of 5.91 inches in height, 7.87 inches in length, and 5.91 inches in width, it is compatible with Lexmark and HP printers. The Lexmark 24B6020 cartridge is a reliable and efficient printing solution for both office and personal use.