RCP's QC Plug 3/8 in. Male is a heavy-duty quick-change fitting designed to make connecting air and pressure-washer equipment quick and effortless. Ideal for the home garage or a professional detail bay running larger-volume air tools, this plug snaps into a matching quick-change socket so you can swap hoses and accessories in seconds. Simply insert it into the socket for a secure, leak-resistant connection that holds firm through repeated use. Precision-machined for a reliable fit, it helps cut downtime and keeps your air system flowing smoothly from one task to the next. Paired with the rest of RCP's quick-change fittings and air accessories, this plug takes your detailing setup to the next level.