Hot Racing Traxxas TRX-4M Aluminum Servo Horn. This optional servo horn provides increased steering precision and strength for the Traxxas TRX-4M. Constructed from CNC machined aluminum this durable servo arm uses a black anodized finish matched with a 25T spline. Not only does this arm improve durability, steering feel and reduce flex over the stock arm it looks great with its chamfered edges and flowing design.

Features:
CNC Aluminum construction
Anodized Black
For use with TRX-4M stock servo with 25 tooth spline drive and the EcoPower 640T servo
One 2.5mm diameter linkage hole
Includes:
(1) Traxxas TRX-4M Aluminum Servo Horn with Mounting Screw