Amazon.com: LC103 Ink cartridges Compatible for Brother LC103XL LC101 High Yield Work with Brother MFC-J870DW MFC-J6920DW MFC-J6520DW MFC-J450DW MFC-J470DW (1 Black, 1 Cyan, 1 Magenta, 1 Yellow, 4 XL Pack)
Amazon.com: Brother, Super High Yield Black Original Ink Cartridge For Mfc J6520dw, J6720dw, J6920dw "Product Category: Supplies & Accessories/Printer Consumables" : Office Products
Amazon.com: Brother Printer Ultra High Yield Inkjet Cartridge - Black (LC109BK) : Everything Else