Lexmark 56F1000 Return Program Black Toner Cartridge

Compatible Lexmark models: MS : MS321DN, MS421DN, MS421DW, MS521DN, MS621DN, MS622DE. MX : MX321ADN, MX321ADW, MX421ADE, MX521ADE, MX521DE, MX522ADHE, MX622ADE, MX622ADHE. . Superior sustainability Works in MS421dn, MX421ade, MX521de Also for use with MX622ade and more Consistently outstanding image quality Compatible with Lexmark MS321dn Yields up to 6,000 pages. Unison toner offers great image quality. Backed by the manufacturers limited lifetime warranty. Recycling solution - designed to encourage recycling, helping you divert materials from landfill.