This LC 421 Yellow Inkjet printer cartridge is long-lasting with up to 500 pages! Sure to produce crisp black text and professional quality colour copies and printouts. Sure to receive unsurpassed print quality at home or in the office. Free delivery by courier. This high quality printer cartridge was professionally re-engineered in a manufacturing facility that uses state of the art processes to insure that this cartridge will print as well as the original.