Amazon.com: 3-Pack (Black) Compatible ML-2010D3 2010D3 High Yield Toner Cartridge 2010 Used for Samsung ML-1610 ML-2010 ML-2010R ML-2510 ML-2570 ML-2571N SCX-4521F SCX-4321 Printer, Sold by MuchMore : Office Products
Samsung ML-2010D3 Black Toner Cartridge | 1ink.com
Black Toner Cartridge Compatible with Samsung ML-2010D3 (SCX-4521D3) (V6720)
Amazon.com: CS Compatible Toner Cartridge Replacement for Samsung ML-2010 ML -2010D3 Black ML Printers ML-2010 ML-2510 ML-2570 ML-2571N Toner Cartridge Black : Office Products