Wmicro 9" 2 Pair 9443 Carbon Fiber Self-Tightening CW CCW Propellers Props For DJI Phantom FC40 2 Vision/ 2 Vision+ plus Black Material: Carbon Fiber Size: 9.4 x 4.3 inch Weight: about 40g / 2pairs Mounting method: built-in lock nut, hand driven installation Compatible with: DJI Phantom FC40 DJI Phantom 2 DJI Phantom 2 Vision DJI Phantom 2 Vision + plus