HP W2122X (#212X) Genuine Yellow Toner Cartridge - 10,000 PagesHP #212X Genuine Yellow Toner Cartridge This HP # 212x Toner Cartridge will help to keep your printer producing sharp, crisp, professional documents. It's specially designed to work with HP printers and is easy to install so you can do it yourself. This cartridge can also be known by its model number W2122X It has an estimated page yield of 10,000 This cartridge is compatible for use with your HP LaserJet M 554, M 555 and M 578 machine. The pack