3RACING 3.0mm Aluminum Single Servo Arm for Ko Propo/Sanwa - Purple - 3RAC-HKS30F/PU  [3RAC-HKS30F/PU]

Compact aluminium horn for Ko Propo and Sanwa systems

The 3Racing 3.0mm Aluminium Single Servo Arm is intended to give precise, reliable operation with Ko Propo and Sanwa compatible servos. The purple anodised surface provides an attractive upgrade while keeping linkage motion tight.

Improved control fidelity

This arm reduces unwanted flex in the steering and throttle linkage, supporting finer adjustments and more predictable tracking when driving. It is suited to hobbyists aiming for steady control inputs.

Durable construction with clean styling

Made from aluminium for greater wear resistance than plastic horns, the arm stands up to routine use and helps keep maintenance intervals low. The purple finish maintains a neat appearance during regular hobby running.