Description: Quality Material: This Disc Brake Adapter is made of sturdy and sturdy aluminum alloy, ensuring long term use performance and reliability for your bike's braking systemVersatile Use: Designed for R230 disc brake systems, this mounting bracket is suitable for Rear 230mm disc brakes, making it a versatile addition to your biking equipmentComplete Set: The package includes the disc brake adapter along with bolts and a gasket, providing you with everything you need for an easy installation processImproved Performance: By converting your bike's front fork frame with this adapter, you can enhance the performance of your braking system for security and more efficient ridesEasy Installation: With its straightforward design and included hardware, this caliper mount adapter can be easily installed on your bike without requiring professional help Specification: Material: Aluminum Alloy Size Chart: 7.4cmx5.1cm/2.91inchx2.01inch Package Includes: 1 Bike Disc Adapter with Bolts Gasket Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!