Welcome to the store!Our rear derailleur hanger hook is made of high-quality aluminum alloy, durable and can be used for a long time. Good texture, smooth surface, practical. With screws, easy to install and remove. Suitable for most types of bicycles, can be replaced, reducing the maintenance cost of the frame. Protect your bike well from damage in case of a fall. Hope you enjoy cycling.Features:Made of high-quality aluminum alloy, durable.Comes with a set of screws, easy to install and remove.Good texture, smooth surface, practical.Protects your bike well from damage in case of a fall.Suitable for most types of bicycles, can be replaced, reducing the maintenance cost of the frame.Specifications:Material: Aluminum alloyColor: SilverType: #288Quantity: 1 pieceSize: Approx. 4 * 6 cm / 1.6 * 2.4 inchesPackage weight: Approx. 20g / 0.7ozPacking list:1 * Rear derailleur hanger1 * Screw setNote:1. Please allow 1-3cm error due to manual measurement. Thank you for your understanding.2. The color of the item shown in the picture may differ slightly from the actual item due to different monitor calibration. Please refer to the actual item.3. Please note that the new and old models of this product are shipped randomly. If you don't mind, please confirm if the appearance of the tail hook is the same as the original before ordering.4. Please confirm if the appearance of the tail hook is the same as the original before ordering.Your satisfaction is our highest priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!