Compatible Lexmark 70C1HK0 (701HK) High Yield Toner Cartridge Black for CS310, CS410, CS510, CS820
72K4xk0-72K4xke-72K4xc0-72K4xce-Toner-Cartridge Chip for Lexmark CS820/Cx820/Cx825/Cx860 - China -Cartridge Chip for Lexmark CS820/Cx820, Cx825/Cx860 for Lexmark Printer | Made-in-China.com
Amazon.com: Lexmark CS820 MPS Elite Black Toner Cartridge : Electronics