Brush module ASSY removed from an iRobot Roomba 876 (2017 model). This item has been tested and is in working condition. It can be installed on 800-900 series models. Perfect for replacing faulty brushes. The item has been lightly cleaned overall, but some dust remains. Please understand that this is a "as-is" sale (returns are not accepted except for critical defects like non-functionality). (The price reflects this.) ※Important: In the event of any defects or damage during shipping, we cannot provide support after you leave feedback. Please be sure to inspect the item before leaving feedback. We generally do not offer price reductions. Questions regarding price will be deleted.