Technical Specs :
    Main rotor diameter : 965mm
    Tail rotor diameter : 192mm
    Lenght without main blades : 892mm
    Lenght with main blades : 1122mm
    Main blades lenght : 425mm
    Overall height : 282mm
Swashplate servos supported:    

    Futaba : S3150, S3155(best for sport flyer), S9650(best for 3D)
    JR : DS 388 BB, 351 Micro MG
    Hitech : HS-5245MG, HS-5085MG, HS-85BB, HS-85MG (good quality/price ratio)

Tail servo supported:

    Futaba : S3150, S3155, S9650(best for sport flyer / 3D), all standard size

    JR : all standard and mini size
Hitech : HS-5245MG, HS-5085MG, all standard size
Tail rotor - Main rotor ratio : 4,65
Main pulley : 93T
    Weight ready to fly with 6s 2500mAh Lipo : 1500g