In essence this product is a recycled Lexmark original 0012A4605 black toner cartridges that has been broken down, cleaned and then combined with new components before being refilled. This means our remanufactured Lexmark 12A4605 mono toner cartridges offer fantastic print quality with a much smaller price tag than the originals. These Lexmark 0012A4605 mono laser toner cartridges are compatible with the handful of printers listed above.With VAT included in the price, free UK delivery and our 100% guarantee there is no reason not to buy our Lexmark remanufactured 012A4605 black toner cartridges.