The Lexmark B231000 Genuine Black Toner Cartridge is a high-quality printer accessory designed specifically for Lexmark printers. Made by the trusted brand Lexmark, this genuine/original toner cartridge ensures crisp and professional-looking black prints. With a laser print technology, this cartridge is compatible with the Lexmark B231000 model and is ideal for offices or home use. Manufactured in Mexico, this product guarantees reliable performance and consistent results. Ships next day economy shipping after payment to lower 48. Ask any questions.