HKM-878611 Stone Roller Brush for Roborock T4 T6 S50 Series and Millet 1S Models - Effective Sweeping AccessoryEnhance your cleaning routine with the HKM 878611 Stone Roller Brush, expertly crafted for the Roborock T4, T6, and S50 Series, as well as the Millet 1S models. This essential cleaning accessory is designed to provide reliable and effective performance, ensuring your floors remain dirt free and spotless. The Stone Roller Brush features a lightweight design, weighing approximately 49. 6g, making it easy to handle during your cleaning sessions. Its