Ink Cartridge Replacement For HP 973 2 Pack Combo (Black ). Compatible with HP PageWide Pro 452dw, 452dn, PageWide Pro Multifunction 477dw, 477dn, 577z, 577dw, PageWide Pro Printer and Tray 452dwt, 477dwt, PageWide 552dw, PageWide Managed P55250dw, P55750dw, P57750dw MFP printers Package Contents: 2 x Black 973X (2 high-yield cartridges in total) Print More with X Version: Up to 10,000 pages per X Black
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