Compatible Canon CLI-521 1 Small Black, 1 Cyan, 1 Magenta, 1 Yellow for use with Canon Pixma iP3600, Pixma iP4600, Pixma iP4700, Pixma MP540, Pixma MP540x, Pixma MP550, Pixma MP560, Pixma MP620, Pixma MP620B, Pixma MP630, Pixma MP640, Pixma MX860, Pixma MX870.
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