Brother LC77 XL Genuine Black Ink Cartridge - 2,400 PagesBrother LC 77 XL Genuine Black Ink Cartridge This Brother LC 77XL Genuine High Yield Ink Cartridge will help to keep your printer producing sharp, crisp, professional documents. It's specially designed to work with Brother printers and is easy to install so you can do it yourself. This cartridge can also be known by its model number LC 77XLBK It has an estimated page yield of 2,400 This cartridge is compatible for use with the Brother printer models