Feature: 1. COMPATIBILITY: Compatible with the for Noble NB4 series RC car transmitters, this throttle trigger is easy to install and replace, ensuring easy setup for your RC racing needs. 2. ALUMINUM ALLOY CONSTRUCTION: Crafted from lightweight and sturdy aluminum alloy, it provides stable control performance and a comfortable grip for an enhanced driving experience. 3. CNC MACHINING: Utilizing CNC aluminum processing technology, it boasts high accuracy, ensuring the quality and reliability for consistent performance. 4. UNIQUE DESIGN: The uniquely designed throttle trigger enhance control accuracy and smooth operating, allowing for more accurate handling of your RC car. 5. GOOD EXPERIENCE: Using premium materials and exquisite craftsmanship, it not only looks great but also delivers outstanding performance, elevating your racing control experience. Specification: Item Type: RC Car Transmitter Throttle Trigger Material: Aluminum Alloy Applicable Model: For Noble NB4 NB4+ NB4 PRO. Package List: 1 x RC Car Transmitter Throttle Trigger