Milwaukee 1-7/8 IN. ROUND BRUSH TOOL makes cleaning easier by effectively agitating, releasing, and removing hard-to-reach material from various surfaces. Its soft bristles are designed to clean quickly without causing any damage or scratches to finished surfaces. The brush features a gray color indication ring for easy and quick identification of its 1-7/8" diameter. This versatile round vacuum cleaner brush is compatible with Milwaukee 1-7/8" vacuum hoses, including models 49-90-1996, 49-90-1984, and 49-90-1986, as well as other vacuum hoses with the same diameter. Model Number: 49-90-1981