The Lower Hose Adaptor Assembly 303832001 is an OEM Hoover WindTunnel UH70100 replacement vacuum part made of durable plastic in a gray color. This adapter tool is designed for electric corded vacuum cleaners and includes one unit in the set. With a capacity of 0.5 L and a power of 100 W, this automatic feature vacuum filter is compatible with Hoover brand vacuum cleaners, making it easy to maintain and improve the cleaning efficiency of your Hoover vacuum.