Bicycle Disc Brake Adapter Road Bike V Brake To Disc Brake Mount Holder Bicycle Brake Converter Made Of Aluminum Alloy And Steel, High Strength And Long Service Life. Installation And Disassembly Are Very Convenient, And There Is No Need To Worry About Insufficient Hands-On Ability. With its enclosed design, the bicycle brake drum keeps out mud and water, ensuring reliable braking in harsh weather conditions. Made of high-quality cast iron, the bicycle brake drum offers strong friction and long-lasting durability for consistent performance., Manufacturer: GAYCLG