Features 1. STRONG AND DURABLE: Made of premium aluminum alloy, it is strong and durable, not easily deformed, ensuring the combiner remains stable and reliable during prolonged use. Its high strength allows the RC car to maintain excellent performance and stability across various complex terrains. 2. HIGH ACCURACY AND FLEXIBLE OPERATION: The aluminum alloy adapter is precisely designed to ensure a secure fit between all components, improving the overall handling of the RC car. Whether performing fast turns or precise positioning, operation is smooth and effortless, enhancing the driving experience. 3. ADAPTS TO VARIOUS ENVIRONMENTS: The aluminum alloy material offers excellent corrosion resistance, effectively withstanding humidity, salt spray, and other harsh conditions, ensuring the RC car operates reliably in diverse environments. Performs well on beaches, sandy surfaces, or wet grass. 4. EASY INSTALLATION: The combiner is well engineered for simple and quick installation, requiring no complex tools or professional skills. Maintenance is straightforward—regular cleaning and inspection are sufficient to ensure consistent, reliable performance. 5. ENHANCES OVERALL PERFORMANCE: The 12mm aluminum alloy adapter improves the structural strength and stability of the RC car while optimizing power transmission efficiency, resulting in faster, more responsive acceleration, braking, and steering. Item Type: RC Wheel Hex Hub Adapter Material: Aluminum Alloy Size: Diameter: Approx. 12mm / 0.47in Thickness: Approx. 7mm / 0.28in Application: Compatible with 1/10, 1/12, and 1/14 scale RC cars Package List: 4 x RC Wheel Hex Hub Adapters 4 x Pins 4 x Screws