Designed piece by piece to work perfectly with the Canon imageRUNNER ADVANCE iR6055 and many other printers, the genuine C-EXV36 is one of the very best choices for your printer. The black toner powder contained within the Canon 3766B002AA gives an exceptional quality of print, producing anything from the darkest of blacks to the most subtle of shading.This original Canon C-EXV36 toner cartridge gives an estimated 56,000 prints before it will need changing, making your monochromatic laser printer refreshingly cheap to run. This 3766B002AA  black toner cartridges comes fully guaranteed by Canon, in the rare instance a technical issue occurs.