Description: 1/10 RC Rock Crawler Model Parts Easy Start ESC Trigger Power Switch Suitable for Traxxas TRX-4 TRX4 RC Car Truck Accessory Help you start the ESC easily and avoid to open the car shell Fixed by double-sided adhesive or the screws Material: Plastic Size Chart: Approx. 6x2.8x2.5cm/ 2.36x1.1x0.98inch Package Includes: 1 Piece ESC Easy Start Trigger Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Due to manual measurement, there may be 1-2mm error in size