This is a compatible cartridge for Lexmark X203A21G toner cartridge guaranteed to perform with Lexmark Laser Printers. It replaces the genuine (OEM) Lexmark X203A21G toner cartridge. This toner cartridge is made with top quality components and new toner to give you the highest quality printouts every time. This compatible cartridge for for Lexmark X203A21G toner cartridge is specially engineered to meet or exceed the highest standards of quality, reliability and page yields. Although this cartridge is not made or endorsed by Lexmark, it offers customers an economical alternative to expensive OEM Lexmark X203A21G cartridges and comes with our satisfaction guarantee.