QWinOut 1655/1755/1855/2265/2055/2475/2685/2892 3K Carbon Fiber Propeller CW CCW for DIY Drone Multicopter Quadcopter (1755,2 Pairs)

Features - 3-hole, direct mounting type, less vibration  - Wider blades  - 3K carbon Product Details -16x 5.5 /17x5.5/ 18x5.5 / 20x5.5/ 22x5.5 5 options Carbon Fiber  Propeller Set CW/CCW - Direct mountin -Size: 16 x 5.5 inch /17x5.5inch / 18x5.5inch/ 20x5.5inch / 22x5.5inch -Material: 3K carbon -Mounting method: direct mounting, no prop adaptor needed Length:16/17/18/20/22 inch,Pitch 5.5, Main Hole Dia 4mm, Side Holes Dia 3mm, Center distance 12mm Adopts the high quality 100% 3K all carbon fiber board which imported from Japan improve material.  Each pair of propellers has perfect dynamic poise and static balancing which balance by manpower. Especially improves the air-powered efficiency and aerofoil stability High quality ultra-light carbon fiber propellers especially designed for multicopters Each Pair include: Carbon fiber forward propeller*1 Carbon fiber reverse propeller*1