General description Compatible with Roborock S7 Maxv Ultra and S7 Pro Ultra cordless vacuum cleaners, this 2 Piece Main Drum Brush Bar is designed for optimal performance and durability. Made from high-quality materials, these brushes are reusable, removable, and washable, ensuring they remain efficient for longer periods. Technical specifications Compatible Devices: Roborock S7 Maxv Ultra, S7 Pro Ultra Kit Contents: 2 x Vacuum Cleaner Brush Installation Quick and effortless replacement No tools required Simply remove the old main brush and insert the new roller brush Usage For better performance, it is recommended to clean the brushes every month