20 Pack Compatible Canon BCI-3 , BCI-3E , BCI-6 4 Big Black, 4 Small Black, 4 Cyan, 4 Magenta, 4 Yellow for use with Canon i860, PIXMA iP4000, PIXMA iP4000R, PIXMA iP5000, PIXMA MP750, PIXMA MP760, PIXMA MP780. Ink Cartridges for inkjet printers. BCI-3-E-BK , BCI-6-BK , BCI-6-C / BCI-3-E-C , BCI-6-M / BCI-3-E-M , BCI-6-Y / BCI-3-E-Y &copy; Blake Printing Supply