This is a bottom plate/body cover for Peabody's original Flying Spark. This will allow the esc's to be protected and covered cosmetically. Thanks to Peabody for sharing his original body source file that was used to make this bottom plate. Version 1 - 1 inch tall/deep and has an air-flow hole in the front and back of the bottom plate. Update - 06Sep14 - Version 2 added. Version 2 - 1 inch tall/deep and has multiple air-flow holes in the front and back of the bottom plate.