ECO INK &copy; Compatible / Remanufactured for Lexmark 44XL (2 Black) 18Y0144 for Lexmark X4850, X4975, X7550, X9350, X4875, X6570, X7675, X9575, X4950, X6575, Z1520 For Lexmark X4850, X4975, X7550, X9350, X4875 For Lexmark X6570, X7675, X9575, X4950, X6575, Z1520 2 Pack Black High Yield 18Y0144 Lex 44XL ECO INK