This Dataproducts ribbon cartridge is the perfect replacement for your Printronix printer. It is a compatible type that guarantees high-quality prints and can produce up to 30,000,000 characters. This pack includes six extended life text ribbon cartridges that can save you time and money.The ribbon cartridges are designed to fit into ink ribbon printers, making them perfect for use in offices, schools, and other workplaces. They are reliable and produce clear prints that are easy to read. Upgrade your printing experience with this Dataproducts ribbon cartridge pack.