3RACING 3RAC-HKD30/RE 3.0 mm Red Aluminium Double Servo Arm for Ko Propo/Sanwa Enthusiasts  [3RAC-HKD30/RE]

3RACING 3.0 mm Aluminium Double Servo Arm For Ko Propo/Sanwa - Red - 3RAC-HKD30/RE
Price:
AUD$5.25
Brand:
3Racing
Model:
3RAC-HKD30/RE
Condition:
Brand New
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Tough, lightweight steering upgrade

The 3Racing 3.0 mm Aluminium Double Servo Arm is built for Ko Propo and Sanwa servo systems and represents a practical upgrade for drivers seeking steadier steering. The aluminium design keeps mass low while resisting deformation during aggressive driving.

Core features of the 3Racing servo arm

  • Material: Aluminium construction prioritises stiffness with minimal added weight.
  • Compatibility: Fits Ko Propo and Sanwa servos for straightforward replacement of stock arms.
  • Color: Red anodised finish improves visibility and adds a neat look to your servo bay.

Why choose aluminium for your servo arm

Aluminium delivers a solid strength-to-weight profile, helping the arm hold up under sudden loads and preserving precise steering inputs during tough sessions.

This arm is produced for Ko Propo and Sanwa splines. It may fit other servos with the same spline pattern, but you should verify dimensions before fitting.
A double arm changes leverage rather than causing extra wear by itself. Ensure your servo has sufficient torque for your setup to avoid overloading the output shaft.
Fit the arm on the servo without screws first to confirm spline alignment, then secure and test movement across the full steering range.

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