shows us the new wireless camera mount from Bracket 1:
…for easily attaching your wireless microphone receiver, wireless video transmitter and many other accessories to your DSLR, video camera or camcorder. This will attach to any shoe mount or 1/4-20 threaded hole using the included “threaded shoe adapter”. Your accessories are held firmly in place with our Quick Plate mount and can be mounted in a variety of positions.
According to their website, Bracket 1 makes systems that:
are ideal for mounting wireless microphone receivers, flash audio and video recorders, shotgun mikes, lights, and other accessories to your video camera or DSLR
Here’s an old product overview video: