Flite Test Alpha "Maker Foam" Electric Airplane Kit (736mm)Now made of Maker Foam the Alpha was designed to be a quick and easy to fly build, an all around best performer out of the Triad series. The FT Alpha is compatible with the FT Bravo and FT Charlie kits. Each airplanes wings are built to be removable from the fuselage, and can be swapped with any of the other Triad planes, giving the builder essentially 9 planes to choose from. The Swapping Of Wings Takes Less Than A Minute And Is Supported By Rubber