Our remanufactured laser toner cartridges are the perfect choice for your Lexmark MX421adn printer. Our laser cartridges are designed exclusively for your Lexmark MX421adn. These high-quality cartridges, are guaranteed to deliver exceptional results, with performance comparable to Lexmark original laser cartridges. Our toner printer supplies are backed by a 100% Satisfaction Guarantee. OEM (Original Equipment Manufacturer) laser toner cartridges are also available for your Lexmark MX421adn printer.