Canon has an industry-wide reputation for manufacturing functional and affordable business tools. The same superiority of design and construction goes into all of the Canon-branded consumable imaging supplies and parts for this equipment including the Canon GPR 20/21 Black Drum Kit for C5180. Naturally no one makes better parts and supplies for Canon products than Canon. Using genuine Canon parts and supplies is your best insurance against equipment damage. You're guaranteed consistent performance and professional-quality results. You get sharp text and vivid graphics from this easy to install easy to use supply.