Myshine 2 Pairs 9450 Self-tightening Propeller Props for DJI Phantom 1, Phantom 2, and Phantom 3 Series Quadcopter Drone(White) Brand-new & Upgraded 9450 Self-tightening design keeps the propellers securely to each motor.Improved Performance for safer & stabler flight. Fits all DJI Phantom 1, 2 & Phantom 3 series quadcopters Optimized to be aerodynamic and lightweight, they enable even greater thrust than the previous 9443 rotors Made of high quality PC plastic, ensures flexibility and wing stability Includes two pairs of propellers: 2 clockwise and 2 counter-clockwise propellers