RipaFire&reg; F550 6-Axis Multi-Rotor Hexacopter Flame Airframe DJI FrameWheel Rack Kit with Integrated PCB Board Suitable for both beginners and senior players, can be applied for entertainment, aerial photography, FPV and other aeromodelling activities. Made by advanced engineering material, super strong & smooth Kit. Using high strength compound PCB frame board, which makes wiring of ESCs and battery more easily. Compact design with small numbers of components, you can assemble it by youself quickly and easily. With DJI WKM or NAZA autopilot system, it can achieve hovering, cruising, even rolling and other flight elements.