Xaster (X50) CYCLONE DUST COLLECTOR.Recommend use 1-2kw vacuum cleaner to connect .New and high quality.Specifications:Material: ABSColor: White Dimension: Approx. 306 X 146 mm / 12.05inch X 5.75inchOutlet Diameter: 50mm / 1.97inchPackage Includes:1 X Cyclone Power Dust Filter