1755 Carbon Fiber Propellers CW/CCW Pair

Length: 17″Pitch : 5.5″Weight: 45gmMain Hole Dia 4mm, Side Holes Dia 3mm, Center distance 12mmHigh-quality 100% 3K full carbon fiber boardEach pair of propellers has perfect dynamic poise and static balancing, balanced by manpower.It especially improves air-powered efficiency and aerofoil stability.High-quality ultra-light carbon fiber propellers specially designed for multicopters.