With this CRG-701D (9623A003AA) Original Drum Unit you can achieve sharp, crisp text and images from the first page to the last. This CRG-701D Canon Drum Unit is a Genuine Canon product manufactured by using brand new high quality parts.The purpose of this CRG-701D Drum Unit is to transfer the Toner powder from the Toner Cartridge onto the paper. Having a separate Drum Unit usually means cheaper running costs as you can get more form the Toner Cartridges.The Genuine 9623A003AA Canon Drum Unit is designed to be compatible with the Canon LBP-5200 and Canon i-SENSYS MF-8180C Printers. This CRG-701D Drum Unit boasts an impressive page yield of 20,000 (based on a 5% coverage) making this Drum Unit ideal for a home or small business environment.