F Plug coupler suitable for joining two F plugs together. This useful coupler allows satellite cables to be joined together for extending them. The coupler screws on to the male F plug and converts the plug to a female F socket.Typical uses of this coupler would be:Extend an F cable by coupling two males ends togetherConversion Of A Male F plug To A Female F SocketThe coupler is most commonly used in moving satellite receivers such as a Sky receivers or Virgin Media cable boxes from one location to another.The coupler is also supplied with a nut and washer so that it can be chassis mounted if required. This is usefulfor F patch panels in distribution systems or for any application where an F socket input or output is required.