About this item
Original Lexmark 55B1000 Return Program Toner Cartridge. Standard yield rated at 3,000 pages at 5% toner coverage. Works in B3442 and MB3442 series monochrome laser printers. Works in MS331dn, MS431adw, MS431dn, MS431dw, MX331adn, MX431adn, MX432adwe.