3pk Axiom (TM) remanufactured Compatible Ink Cartridge for HP 56 57 PSC 2410 2510 2210 2175 2110 1350 1315 Printer 3 Pack HP 56/HP 57 Remanufactured Cartridge Works with ALL HP printers that use 56/57 ink cartridge 2 HP 56 Black C6656AN ink cartridges & 1 HP 57 Tri-Color C6657AN ink cartridges Black: Yields 450 pages per cartridge Tri-color: Yields 130 pages per color