Instructions :

●Suitable for ALIGN E1 Two-Blade Rotor Head.
●Made of high-strength plastic steel.
●The new blade clips is designed for that the blades can be quickly folded, as long as the fixing screw is loosened, the blade can be quickly and easily folded. At the same time, it can avoid the unpredictable vibration generated in flight.
●Must with 900 Carbon Fiber Blades (HD900B).