Description：

        Suitable for AK420 helicopter model. With this rotor arm, the control ratio of the main rotor is close to 1:1, which corresponds to the extremely sensitive flight feel, and is recommended for high-level players.

Related Product Number：

AK420 Main Rotor Grip Arm/22mm AK4210

AK400/420 Metal Main Rotor Holder AK4003

AK400/420 Main Rotor Holder Arm/Red AK4004

AK400/420 Metal Main Rotor  Holder Spindle AK4036

AK400 Feathering Shaft Locating Rubber AK4023

Specification：

420 Main Rotor Grip Arm/22mm×1