The FoxAlien 42mm Diameter Dust Shoe makes cleaning up after your CNC projects a breeze. Designed specifically for the Masuter Pro, Masuter 4040, and the latest HFS-800 Desktop Dust Collector, this dust shoe fits perfectly and works hard to keep your workspace tidy. Its thoughtful design captures debris and dust like a champ, so you can focus on your carving without worrying about the mess.