ITEM NAME:2pair White 9450 Self-locking CW CCW Propeller f/ DJI Phantom 3 Replace Part Description: Product: 9450 Carbon Fiber Reinforced Self-tightening Propellers (Composite Hub, Black with Yellow Stripes) Fitmentï ¼Å¡ for Phantom 3/Phantom 2 series or Flame Wheel series platforms and the E310/E305/E300 tuned propulsion systems Functionï ¼Å¡ Provides extra thrust and better power efficiency than the older one, making the quad copter achieve a significantly higher lift and thus more powerful. Featureï ¼Å¡High quality carbon fiber material for extra durability ï ¼Å’Helps reduce vibrations or other unwanted effects ï ¼Å’Higher tension, easy to install Specification: Model: 9450 Material: PC Length: 9 inch Net Weight: 22g Package Includes: 4 Pieces Propellers Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size. SKU: FUZ0016993019483439.Product: 9450 Carbon Fiber Reinforced Self-tightening Propellers (Composite Hub, Black with Yellow Stripes). Model: 9450. Functionï ¼Å¡ Provides extra thrust and better power efficiency than the older one, making the quad copter achieve a significantly higher lift and thus more powerful.