Amazon.com: 2 Pack (Black) Compatible D4550A ML-D4550A Black Toner Cartridge use for Samsung ML-4551N ML-4551NDR ML-4551ND ML-4050 ML-4050N Printer (High Yield) : Office Products
Samsung ML-4551ND | Full Specifications & Reviews
Amazon.com: 2-Pack Compatible High Capacity ML-4551ND, ML-4551NDR Printer Toner Cartridge Replacement for Samsung ML-D4550A Printer Cartridge (Black) : Office Products
Amazon.com: HP Samsung ML-D4550B High-Yield Black Toner Cartridge for ML-4551N; ML-4551NDR; ML-4551ND;l ML-4050; ML-4050N Discontinued by Manufacturer : Office Products