Produced in house by Xerox themselves the 106R02231is a brand new toner cartridge designed to work flawlessly with the a select few printers including the Xerox Phaser 6600. As a high capacity original toner cartridge the Xerox 106R02231gives you the lowest cost per page and the highest possible quality. This economy is due to the impressive 6,000 page yield (@5% page coverage) the cartridge offers.These original Xerox cartridges have been produced to impeccably standard but still come fully guaranteed. VAT and UK delivery also comes included in the price.