Fly sky INr4 receiver cr18p -Functional "diff" action allows the

-Functional "diff" action allows the wheels on the same axle to spin opposite directions

We have engineered a simple

Lower F/R= Lower arm for front and rear

works for front and rear

5mm screw going into the axle that holds the wheel on

Fly sky INr4 receiver cr18p -Functional "diff" action allows theGenuine Flysky INr4 gyro recievers Shipped out of Minnesota Product Model: INr4 GYB Adaptive transmitter: All surface transmitters which support AFHDS 3 protocol. Model Type: Cars or Boats, ect. PWM Channels: 4 RF: 2. 4GHz ISM 2. 4G Protocol: AFHDS 3 Antenna: Single Antenna Input Power: 3. 5 9V DC Data Output: PWM PPM i BUS2 S. BUS i BUS Temperature Range: 10 ~ +60 Humidity Limit: 20% 95% Online Update: Yes Dimensions: 17*29*16. 6mm Weight: 6. 5g