Lexmark Original Extra High-Yield Black Toner Cartridge LCCP LRP (Government GSA) — for Lexmark CS421dn, CX421adn

Original Lexmark black extra high-yield toner cartridge, part number CS521622. Provides an 8.5K page yield. Compatible with Lexmark CS421dn and CX421adn printers. Offered under LCCP and LRP government GSA programs.