Print Star 4521 Toner Cartridge Compatible for Samsung 4521 / SCX-4521D3 Toner Cartridge for Use in Samsung SCX-4321, SCX-4321F, SCX-4521F, SCX-4521FG Single Color Toner (Black) : Amazon.in: Computers & Accessories
Generic Samsung SCX-4521D3 Black Toner | Printer Toner Cartridges
Samsung SCX 4521D3 Black original toner cartridge for SCX 4321 4521F 4521FG 4521FL 4521FR - Office Depot
Compatible Replacements for Samsung SCX-4521D3 Set of 2 Black Laser Toner Cartridges for use in Samsung SCX-4321, SCX-4521, SCX-4521F, SCX-4521FG, and SCX-4521FR s - Walmart.com