Xtreme 400 Upgrade EP Helicopter ˙Fuselage Overall Length: 630mm ˙Main Rotor Diameter: 635mm ˙Tail Rotor Diameter: 130mm ˙Motor: 400 size ˙Rotor Head Ass'y: Collective Pitch Control(Bell- Hiller System) ˙Flying Weight: About 530g(It varies according to size and weight of battery pack and RC gadgets ) ˙Flying Time: 10~13min. with 11.1V/2000mAH Li-Po Battery Pack ˙Main Frame: Nylon with 30% Fiber Glass (Black) ˙Tail Boom: Aluminum Pipe ˙Landing Gear: Nylon with 30% Fiber Glass (White)with Aluminum Pipe ˙Drive Gear with Autorotation (POMP) ˙Belt Tail Drive ˙Stabilizer: White ˙Tail Rotor Blade: White (55 x 20 mm) ˙Ball Bearing: 17 pieces ˙Main Rotor Blade: Plastic (290 x 32 mm) ˙Canopy: ABS (White) ˙Optional parts for CCPM type are available