This Dual Battery Plate from Teradek allows you to sandwich your Bond and Cube 600/700 series units between your camera/monitor and two Gold mount 14.4V batteries. It also offers one D-Tap accessory output (50W maximum) on the side.
Power pass-through plate
Three 1/4"-20 mounting points
Two 1/4"-20 pass-through slots
D-Tap output to power the Bond and Cube 600/700 series unit