8mm Output Servo Arms (Horns)

Heavy duty 8mm Output spline servo arms and 8mm hubs/arms for use with the X8 Series: HBL380, HBL850 and HBL880.
Specifically designed for Heli and Airplane Extreme Aerobatics.
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  • Output spline screw

  • Servo Arm length

  • Servo Arm Type

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