Amazon.com: Toner Cartridge MLT-D203L Works for Samsung Pro Xpress M3320 M3310 M3820 M4020 M3370FD M3870 M4070FD FW M4072 Printer, Yields Up to 10,000 Pages Black : Office Products
Toner Bank 1-Pack Compatible Toner for Samsung MLT-D203U 203U for SL-M4020 SL-M4070 SL-M4072 SL- M4020ND SL-M4070FR Printer Black - Walmart.com