BGNing 10x4.7 3K Carbon Fiber Propeller 2 Pairs CW CCW 1047 Props Cons For DJI Quadcopter Hexacopter UFO Fiber Propeller: Fits For DJI Motor,DJI Model Adopts The High Quality 100% 3K All Carbon Fiber Board Which Imported FromJapan Improve Material. Each Pair Of Propellers Has Perfect Dynamic Poise And Static Balancing Which Balance By Manpower. EspeciallyImproves The Air-PoweredEfficiency And Aerofoil Stability Carbon Fiber Forward Propeller---1047*2; Carbon Fiber Reverse Propeller---1047*2