It is an authentic item that is supplied directly from the original equipment manufacturer for use with Ridgid air compressors. This part provides an identical replacement for a missing or a faulty quick connect coupler that was included with a new unit. It helps a user to connect the hose. Please make sure to refer to the owners manual a...Read morend the appropriate diagrams of your model for the exact location and application of this component. Keep in mind this high-quality part is made of durable metal and is sold individually.