Recycling the original Hewlett Packard CF320X toner cartridge is not only cost effective, but more environmentally friendly too. However, over time some parts of the genuine HP 653X high capacity black toner cartridge will wear or become unusable. As a result our manufacturers replace these worn Hewlett Packard CF320X parts with compatible alternative, in order to offer you with the best possible product.With the same great 21,000 estimated page yield as the original and compatibility with all the same printers, the remanufactured HP 653X is an exciting product for us to offer you all.