Coollife Red Propeller WSX-002 Use for DJI Phantom(Version 1 2 2V+) WLtoys V303 Cheerson CX-20 Quanum Nova 9443 Color: green / red / white Quantity: one CW and one CCW Usage: for DJI Phantom DJI Phantom 2 DJIPhantom 2V+ WLtoys V303 Cheerson CX-20 Quanum Nova More strength,the quality of the same strength is much higher than other materials ,which can reduce the gyroscopic effect of rotating the head. High hardness and elastic deformation is very small, which can increase the flexibility of the quadcopter.