Fully CNC helicopter kits
This is the upgrading version (G2) of SJM400, with hardened Aluminum
Alloy brass anoded rotor head.
The structurer of weak places have been redesigned and optimized based on the privious verion.
Aluminum alloy, Carbon and Fiberglass construction.
Highest machining precision.
Contains 28 pcs bearings.
Metal rotor head and tail unit.
Belt driven tail system.
Extremely stable.
Specifications:
Rotor Diameter：655mm
Tail blades diameter:110mm
Fuselage dimension: 600*120*200mm
Kit weight：257g ( includes wooden main blades )
Fly weight：540-580g
Gear ratio:1:15:5 and 1:18:5
Includes:
1 x SJM400II 3D Aluminum-Carbon Electric Powered Helicopter Kit
1 x tunning hyperion brushless outrunner motor
1 x LOGICTEC 2100T Gyro
1 x maxir tunning hiller blade
3 x 9g ESKY Micro servos
2 x AL2003 Rotor tunning
1 x 9.83g SDG401 Professional Digital Micro servo ( tail servo )
1 x 30A Hyperion speed controller - ESC
Required battery:
1 x 2200mAh/11.1V/35-70V Lithium Polymer battery pack