The genuine black Canon 0452B002AA toner cartridge works with your Canon copier printer to deliver crisp monochrome print output. This black Canon toner is known as Canon C-EXV21. Ideal for printing perfect black and white copies at a fast speed, the Canon C EXV21 laser toner is the only solution if you want the best results from your printer. Don't let inferior print quality and poorly manufactured supplies cost you time and money and order this original Canon 0452B002AA toner cartridge today.