Length: 1042mm
? Height: 356mm
? Main Blade Length: 520mm
? Main Rotor Diameter: 1188mm
? Tail Rotor Diameter: 254mm
? Motor Drive Gear:16T
? Main Drive Gear:170T
? Autorotation Tail Drive Gear: 131T
? Tail Drive Gear: 34T
? Drive Gear Ratio: 1:10.62:3.85
? Weight(With Motor): 1800g
? Flying Weight: Approx. 2800g

Specification(T-REX 550E V2) : Accessories:
?Features
1. Newly designed aerodynamically efficient metal main blade control system, with high rigidity and superior control precision.
2. New lightweight high precision main gear, with excellent balance and stability.
3.The most optimal motor pinion ratio and tail gear ratio to achieve the most efficient power output and flight characteristic .
4. New lightweight rigid metal main shaft bearing blocks.
5. Integrated swash anti-rotation guide and gyro mounting platform.
6.Brand new CNC machined metal tail gear box, with thicker side plates to increase rigidity. The more streamlined design also allows for simpler disassembly .
7. Dual section battery mount for optimal CG position based on battery weight.
8. 3K carbon fiber side frame and base plate, simple yet highly rigid for ease of maintenance.
9. High quality 5mm carbon rod and CNC metal tail scissor control arms are used in rudder control system to improve rudder lockingand control effectiveness.
10. Newly designed rear mounted rudder servo mount, for pleasing aesthetic as well as improving side frame strength and protection to the rudder servo.
11. High speed rated thrust bearings in tail blade grips.
12. High efficiency torque tube drive.
13. Additional radial bearing is added to the one way bearing block to ensure smooth rotation, and eliminate jammed one way bearing.
14. High strength carbon fiber used on tail fins and tail boom supports.
15. New lightweight landing gears.
16. High grade airbrushed fiberglass canopy.



Users must have a certain concept of security to operate the R/C helicopters.
Be sure to read and comply with related safety notes of instruction manual before flying. ?T-REX 550E V2 3GX Kits Set X1
?Aluminum Tail Boom X1
?RCE-BL70G Brushless ESC x1
?520 Carbon fiber blades X1
?DS610 Digital servoX3 set
?DS620 Digital servo X1
?3GX Flybarless System X1 set
?600MX Brushless Motor X1
?90mm 3K Carbon Fiber Tail Blades X1 Set


Radio transmitter and electronic equipment required for assembly:
?Transmitter(7-channel or more, helicopter system)
?Receiver(7-channel or more)
?6S Li-Po 2600 ~ 5200mAh
?Dial Pitch Gauge