3RACING 3RAC-HKD30/PU 3.0mm Purple Double Servo Arm for Ko Propo and Sanwa  [3RAC-HKD30/PU]

Precision Steering Upgrade

The 3RACING 3.0mm Aluminium Double Servo Arm delivers dependable, fine control for serious RC users. Made to work with Ko Propo and Sanwa systems, this arm helps you dial in steering feel and response without adding unnecessary weight.

Robust Aluminium Build

Manufactured from quality aluminium, the double arm layout improves torque transfer while keeping overall mass low. That combination makes it a practical option for both track sessions and spirited park runs.

Fits Custom Steering Geometry

Finished in a bold purple, the 3.0mm thickness integrates into custom linkages and setups, letting hobbyists balance appearance with precise steering behaviour.