Drone Defense, Handheld Drone Detector manufacturer / supplier in China, offering Fpv Accessories Hub Thickness 7.5mm Hub Diameter 13.5mm Drone Propeller for 7-Inch Uav Drone, Fpv Drone Accessories Hub Thickness 7.5mm Hub Diameter 13.5mm Drone Propeller, Fpv Drone Accessories 7inch Glassfiber Nylon 7040-3 Black 2 Pairs Propeller and so on.