Here are the prices I found for Canon MF 8280 CW cartridges: - Canon 329 Black High-Yield Ink Cartridge (2760B002) for R609 - Canon 329 Cyan Ink Cartridge (2761B002) for R509 - Canon 329 Magenta Ink Cartridge (2762B002) for R509 - Canon 329 Yellow Ink Cartridge (2763B002) for R509 The Canon 329 ink cartridges are specifically made for the MF 8280CW printer. They are high-capacity cartridges which will deliver a large number of pages and give you great value for money by reducing printing costs per page. I hope these results help you decide on replacement ink cartridges for your printer. Please let me know if you need any other details.