GoolRC 2 Pairs 9443 Self Locking Carbon Fiber Propellers Props for DJI Phantom 2 Vision FPV Set of 4 self-tightening carbon fiber balanced propellers for DJI Phantom 1 / 2 / Vision Quadcopter. Size 9.4 * 4.3, the same specs as the factory props of the newest Phantom 2 Vision. These high quality carbon fiber propellers work much better than the stock propeller, increasing the flying efficiency. Simply put them on and fly!