THETA Razor-T1B NFC HV Standard Brushless Tail Servo-BlackHigh voltage, High Torque, standard size brushless servo. Ideal tail servo for 550 all the way up to 800 class helicoptersThe Servos are at the top of their class due to their ability to be fully programmed via an Android NFC enabled smart phone. You can adjust things such as the center point, refresh rate, acceleration, as well as the PID control loop of the servo. You can make it feel however you want it to! High Voltage High Speed Excellent

Length: 106

●Bearings MR688ZZ x 2

7mm)●Damper rubber x 2(Φ4xΦ6

This airframe is built for flyers who want to fly as much as possible with the least amount of maintenance

For xl380 and mini protos

3x 20mm servos for cyclic

•109T CNC Main Gear（1PSC）

●600XN Tail Boom Mount(L) x 1

NO Bluetooth module

They need to be pressed out in a bearing press

•The 3rd Bearing Block Set（1PSC）

●6901ZZ Bearing(Φ12xΦ24x6mm) x 1