Whether you are setting up a new dust collection system or upgrading an existing one, this quick disconnect provides the efficiency and convenience you need. Its design simplifies the connection process, saving you time and effort in your workshop tasks. This quick connect is tailored for a 4" tapered diameter opening, offering a swift and hassle-free installation. One end is seamlessly pressed onto any 4" tapered opening, ensuring a secure and reliable fit. The opposite end readily accepts a 4" (100mm) hose, making it a perfect solution for your dust collection needs. Please note that you'll need a hose clamp for a proper connection, ensuring that your workshop operates smoothly and efficiently.