Flysky FS-BS4 2.4G 4CH Receiver Gyro Stabilization for Flysky FS-IT4S FS-GT5. Flysky FGR4 FGR4S FGR4P Single Antenna Receiver AFHDS 3 PPM/IBUS/PWM For Flysky. FlySky FGr4B 2.4G 4CH Receiver PWM/PPM/i-bus/S.BUS for PL18 NB4 Lite Transmitter.
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