EDD-2026 HP 51X (Q7551X) - Black - 13.000 PagesSubstitute for HP 51X (Q7551X)Color: BlackYield: 13000 pages
EDD-2025 HP 51A (Q7551A) - Black - 6.500 PagesSubstitute for HP 51A (Q7551A)Color: BlackYield: 6500 pages