Lexmark 64016HE Black Toner 21K YIELD T640 T642 T644 X642 X644 X646 GENUINE NEW. Fits:Dell DELL5210, DELL5310, TM5210, TM5310, IBM INFORPRINT1532, INFORPRINT1552, INFORPRINT1572, MFPX1570, MFPX1572, MFPX1650, Lexmark T640, T640DN, T640DTN, T640N, T640TN, T642, T642DN, T642DTN, T642N, T642TN, T644, T644DN, T644DTN, T644N, T644TN, X642, X642E, X644, X644E, X646, X646E, Ricoh LP4500.
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