XLR Male‚ to Female Pass Through Panel Mount Connector Model Number:SAPT281M XLR Male to Female Pass Through Panel Connector | 3 Pole Perfect for expanding number of recording channels Fits "D" Series hole Pattern | Directly connect XLR Male and Female Cables with no soldering | Perfect solution to patching cables Silver Contacts Brand New One Year Warranty You can never have to many of these connectors in your toolbox. When you are ready to expand the number of channels needed for your next recording studio project, these connectors are an ideal fit.‚  These will fit the standard "D" series pattern hole. These 3 Pole panel mount adapters have silver contacts and are used to make connecting cables simple. There is no soldering needed as the pass through lets you directly connect XLR male and Female Cables. With your purchase, you will receive one XLR Male to Female Pass Through Panel Mount Connector pictured and described.