Multi-rotor UAV Polished Carbon Fiber Propeller P14*4.8, 100% balanced P14*4.8 propeller is a perfect match with T-Motor MN2X-MN3X for optimal performance.

Polished carbon fiber propellers are a type of propeller made from carbon fiber that has been polished to a high shine. They are used in unmanned aerial vehicles (UAVs) like drones. 
Advantages

• Strength
  Carbon fiber is strong and durable, allowing propellers to withstand the stresses of flight 
• Rigidity
  Carbon fiber is rigid, which improves stability and flight control 
• Lightweight
  Carbon fiber is lightweight, which increases maneuverability and flight time 
• Low vibration
  Carbon fiber is stiff, which reduces vibration and makes propellers quieter