Speedy Inks - 4pk Compatible Brother LC103BK LC103 LC101 LC-101 LC-103 HY Black Ink Cartridge For use in: Brother MFC-J4510DW, Brother MFC-J4410DW, Brother MFC-J4610DW, Brother MFC-J4710DW, Brother MFC-J4310DW, Brother MFC-J6920DW, Brother MFC-J6520DW, Brother MFC-J6720DW Page Yield: 600 Shelf Life: 36 Months Color: HY Black The use of aftermarket replacement cartridges and supplies does not void your printer's warranty