3RACING 3RAC-HKS26/PU 2.6mm Purple Aluminum Single Servo Arm for Ko Propo and Sanwa  [3RAC-HKS26/PU]

Upgrade Your RC with a Tough 3RACING Servo Arm

The 3RACING 3RAC-HKS26/PU 2.6mm aluminum single servo arm is a straightforward upgrade for pilots running Ko Propo or Sanwa servos. Built for repeatable performance, it helps improve steering feel without adding excess weight.

Fitment and Use Cases

This arm is machined to align with common Ko Propo and Sanwa spline patterns, giving smoother input translation and better control. It suits club racers and park drivers who want dependable steering precision in varied conditions.

Benefits of an Aluminum Arm

Aluminum gives a good balance of stiffness and lightness, keeping the steering crisp while resisting wear. The 2.6mm profile keeps weight down while providing the strength needed for everyday RC use.