Features Quality Materials: Made of premium aluminum alloy, the discs brake adapter is sturdy and has nice durability, wear resistant, and rust resistant. Improved Brake Performance: Convert your old road bike39;s V-brakes to discs brakes to enhance braking performance and efficiency. Enhanced Sensitivity: The upgraded discs brake system is more responsive than the originals-brake system, providing b braking power and shorter braking distances. Easy Installation: Easy to install and use, the adapter is designed to upgrade your road bike39;s braking system and improve braking performance. Upgrade Accessory: The modified bracket can be modified to upgrade ordinary to tripod discs brake , a necessity for cyclists. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: aluminum alloy Package List: 1x Discs Brake Adapter Kit