Compatible Lexmark 24B6720 Black Colour Laser Toner 20000 Page YieldCompatible Lexmark 24B6720 Black Colour Laser Toner 20000 Page YieldSKU: C24B6720£191.99PriceQuantity*Add to CartPack Size1Page Yield20000Original ManufacturerLEXMARKCompatible PrintersXC4140 ; XC4150