AR631+ DSMX 6-Channel AS3X+ & SAFE Receiver, Spektrum SPM-1031 MHR the adjustable hardware lets you

the adjustable hardware lets you fine-tune the ride

adjustable wheelbase (upper (1)/ lower (1))

Metal Driving Wheels

And all the data can be transferred to the smartphone for analyzing

the controls are easy for anyone to learn

AR631+ DSMX 6-Channel AS3X+ & SAFE Receiver, Spektrum SPM-1031 MHR the adjustable hardware lets youAR631+ DSMX 6 Channel AS3X+ & SAFE Receiver The Spektrum AR631+ AS3X+ Telemetry Receiver is a DSM2 and DSMX capable receiver. Its compact footprint is designed to fit in a wide range of aircraft models including park flyers and larger sport models. The AR631+ is a full range 6 channel receiver with built in AS3X+ and SAFE stabilization, which counters the effects of wind, turbulence and torque using 3 axis MEMS gyro and exclusive flight control