Canon C-EXV49 Drum Unit - Canon 8528B003 Image DrumDesigned for durability and efficiency, and with an impressive monthly duty cycle of 75,000 pages, it is ideal for businesses that want to save money on their monthly print budget without compromising on quality in any way.Part No:  8528B003 (C-EXV49, C EXV49, CEXV49)Duty cycle: Approx. 75,000..