R/C Model--SJM400 Pro-f(KIT) Helicopter

Detailed Product Description

Kit weight (W/O main blade):230g
RTF weight::613g
Main rotor diameter:655mm
Main rotor specification: 305?0mm
Flybar rod:210?.5mm
Flybar rod specification:58?0mm
Tail rotor diameter:110mm
Tail rotor specification:45?8mm
Main shaft diameter:4mm
Tail rotor shaft diameter:2mm
Tail boom diameter (outer): 11mm
Drive belt specification:302MXL, width 2.5mm
Main rotor:Changeable screw distance
Adjustable mixing control;
Flybar in ball shape
Direct connected flybar control rod
Revolving swash plate:ccpm120 degree
Tail rotor blade:anti-shaking outer bearing in box shape
Main drive gear:M0.4 180T
Tail drive gear:M0.4 34
Speed ratio of main and tail drive gear:1:5.294
Motor diameter limitation:26mm
43 bearings on the whole kit