Features: 1 pair brake disc includes in the package, 3 different colors, black/red/silver, pick your own. Adopting high quality aluminum alloy material, practical and durable, rugged and antiwear, for long serve for time. for 1/5 Tra-xxas XMaxx X-Ma xx. Metal brake disc has high degree of simulation, matched with metal wheels, more attractive. And it can help improve the overall comprehensive performance. It is lightweight will not increase the burden on your RC car, thus it is simple to install. And it can help repair the costly device. A wonderful upgrade accessory to replace the broken or old one, and it is also can help better control your RC car. Specifications: Material: Aluminum Alloy Diameter: 7.8cm/3.07in Color: Black/Red/Silver Package Includes: 1 Pair Brake Disc note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.