SunnySky XS High Power X6215S Brushless MotorsDescription: XS Motors for Powerful Multirotors The new patented XS appearance features an excellent industrial design that is both visually appealing and functional. The semi enclosed structure effectively prevents sand and debris from getting into the motor while also providing superior ventilation and heat dissipation. Advanced Large Diameter EZO Bearings Each XS motor features advanced Japanese EZO bearings with large diameters that ensure