Spektrum SPMA9589 Aircraft Telemetry Variometer Sensor Servo Programmer 9 Nitto Trail Grappler M/T

9 Nitto Trail Grappler M/T tires on KMC XD229 Machete crawl wheels

Bury the throttle and 60mph flies by in a mere 4

Weight (no fuel): 73 ounces (2 kg)

Traxxas 88096-4 TRX-6 RTR Black Mercedes Benz G 63 AMG 6x6 Trail Crawler

Spektrum SPMA9589 Aircraft Telemetry Variometer Sensor Servo Programmer 9 Nitto Trail Grappler M/TSpektrum SPMA9589 Aircraft Telemetry Variometer Sensor The variometer is a telemetry sensor for sailplanes that indicates the rate of ascent and descent via an audible tone using select Spektrum transmitters*. This provides an indicator to the pilot when the sailplane is in a thermal of rising , or sinking air. By knowing when the sailplane is rising or sinking, the pilot can keep the sailplane in rising air and out of sinking air providing longer