Losi LOS311010 Servo Arm Aluminum Mini-T 2

It is not an ESC mounting tray

It is designed for use with the #9311 body on the 4-Tec 3

Four O-Rings help seal against fluid leakage which results in a very smooth differential that improves the performance of your vehicle

Athearn ATH85111 Dual Cube Speaker Assembly Traxxas Parts Losi LOS311010 Servo Arm AluminumAthearn ATH85111 Dual Cube Speaker Assembly This Athearn HO scale dual cube speaker assembly is a genuine replacement part for the sound system in your Athearn locomotive. It is designed to restore or upgrade audio output for sound equipped models. Scale: HO Type: Dual cube speaker assembly Genuine Athearn replacement part