Amazon.com: Awesometoner Compatible Toner Cartridge Replacement for Samsung ML-2010D3 use with ML-2010, ML-2510, ML-2570, ML-2571N (Black, 1-Pack)
Amazon.com: TCT Premium Compatible Toner Cartridge Replacement for Samsung ML-2010D3 Black Works with Samsung ML-2010 ML-2510 ML-2570 ML-2571N, SCX-4521F SCX-4521FG Printers (3,000 Pages) - 2 Pack : Office Products
Amazon.com: MM MUCH & MORE Compatible Toner Cartridge Replacement for Samsung 2010D3 ML-2010D3 2010 High Yield to use for ML-2010 ML-2010R ML-2510 ML-2570 ML-1610 ML-2571N SCX-4521F 4321 Printers (1-Pack) : Office Products