Warwick RockBoard The TrayThe RockBoard The Tray is a universal power supply mounting solution for almost any multi power supply unit you can imagine. Its one size fits all design can be mounted underneath any new RockBoard pedalboard (except Duo 2. 0). Due to the construction of the RockBoard's vertical support braces no holes have to be drilled into your pedalboard and it can easily be fixed with only one screw. Using the holes in the Tray's surface, you can either mount