Printronic Compatible Toner Cartridge Replacement for Brother TN-221 TN221 (1 Black) for HL-3140CW HL-3170CDW MFC-9130CW MFC-9330CDW MFC-9340CDW Supported printers: HL-3140CW HL-3170CDW MFC-9130CW MFC-9330CDW MFC-9340CDW Individually factory sealed with Printronic labeling Remanufactured under strict standards One year factory warranty against product defect Brand: Printronic