This genuine Brother BU-300CL transfer belt unit is the mechanism responsible for ensuring that images are reliably transferred from the image drum to your page. This original Brother BU300CL belt accurately converts the image stored on your printer drum into a high resolution print image that is displayed on your page. Designed with genuine Brother components, this high quality Brother BU300CL image transfer belt is the only effective solution for replacing your transfer unit once it has expired or has become unusable. Solid build quality and high performance parts ensure that the Brother BU300CL transfer belt gives you consistent throughput of your documents from start to finish. With an estimated capacity of 50, 000 pages, the Brother BU 300CL belt unit is cost-friendly and extends the life of your laser printer.