Canon PGI255XXL High Yield Black Compatible
PGI-255XXl, 8050B001 High Yield Black Inkjet Cartridge compatible with the Canon PIXMA MG5520, MG5522, MG6420, MG7120, MX722, MX922, iX6820. The use of compatible supplies does not void your printer warranty.
PGI-250XL / CLI-251XL Combo 2 blacks, 1 each color photo black compatibles
Combo pack of 6 Cartridges (1 of each color, including photo black, and 2 large blacks) compatible with the Canon PGI-250xl / CLI-251XL