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RC Cars

Excitement for a lifetime

Servo Arms

Servo horns and arms to connect your servo to the steering.

A servo horn is the arm that transfers the servo’s movement to the steering or throttle linkage. This category covers aluminium and plastic horns to fit popular servo splines, including adjustable and heavy-duty types.Match the horn to your servo spline. See servos in servos and accessories.

Frequent Questions & Answers
What is a servo horn?

It is the arm bolted to the servo output that transfers movement to the steering or throttle linkage. Aluminium horns flex less than plastic.

Will a horn fit my servo?

Horns are made for a spline count (such as 25T). Match the spline to your servo brand and model, since they differ.

Why upgrade to an aluminium horn?

Aluminium horns flex less than plastic, giving sharper, more precise steering, and they survive crashes better on powerful cars.