For all your printing jobs, from airline tickets to business presentations, you can trust Brother Genuine Ink for consistent, reliable performance with your Brother printer. The LC506XLBK High Yield Black Ink Cartridge produces bold, sharp prints with rich black for up to 2,500 pages.‡ Print Confidently with Brother Genuine LC506 Ink in your Brother INKvestment 4355, 4555, 4557, 5010, 5110, 5115, 6560, 6960, and 6975 – the only brand Brother recommends for your Brother printer.