- Constructed from high-strength aluminum alloy, this conversion adapter is designed to resist rust and deformation, ensuring long-lasting performance in various conditions. - Your satisfaction is our top priority. If you have any concerns or are not completely satisfied with the product, our customer service team is here to assist you. - Versatile compatibility: This adapter enables you to convert the front from 100 x 15 mm to 110 x 15 mm and the rear from 142 x 12 mm to 148 x 12 mm, enhancing the adaptability of your bike. - Easy installation: The front and rear adapter includes all necessary components for a straightforward assembly, making it an ideal accessory for cycling enthusiasts seeking a hassle-free upgrade. - Practical applications: Perfect for those upgrading their bike frames, fitting wider tires, or enhancing wheel sets, this adapter streamlines the process, allowing for smoother rides and improved performance. - Essential for all bike lovers, this high-quality adapter is a must-have for seamless compatibility and easy modifications, providing reliable functionality while ensuring a strong, stable connection.