FEATURES: Metal gear shafts Metal and plastic main differential

the HS-77BB is a great choice for wing or tail mounting in aircrafts up to 1

Spec: 1mm Wider

perfectly balanced tread spacing for maximum forward bite and side tread that reduces the edginess found in other race tires

Tight spring on the top to prevent air leakage

Spektrum SPMA9554 Air Telemetry Flight Pack Servo Voltage Sensor 5IVE Parts FEATURES: Metal gear shafts MetalSpektrum SPMA9554 Air Telemetry Flight Pack Servo Voltage Sensor Key Features Transmits Flight Pack or Receiver Pack voltage to the transmitter Prewired to accept Spektrum Z Connectors TM1000 and a Telemetry Capable Transmitter required