SuppliesMAX Compatible Replacement for Samsung ProXpress M3820/M3870/M4020/M4024/M4070 Series Extra High Yield Toner Cartridge (10000 Page Yield) (SU890A) - Newegg.com
Compatible Laser Toner to Replace Samsung MLT-D203U Ultra High Yield Black - InkCartridges
Samsung SL-M3370, M3820, M3870, M4020, M4070 Toner | Copyfax of Louisiana, Inc. | Lafayette, LA Area
PrinterDash Compatible Replacement for ProXpress M3320/M3370/M3820/M4020/M4024/M4070 Series Standard Yield Toner Cartridge (3000 Page Yield) (SU911A-S) - Walmart.com
2 Black Toner Cartridge for Samsung MLT-D203E SL-M3820 SL-M3870 SL-M4020 M4070 | eBay