1. Aluminium: The bicycle luggage rack is made of aircraftgrade aluminium, featuring onepiece molding for enhanced durability and resistance to deformation. Lightweight yet sturdy, it is waterproof and rustproof, equipped with quality antivibration screws for secure installation—a musthave for longdistance riding. 2. Humanized Design: The bike rack adopts a 2point loadbearing design for more even weight distribution, capable of carrying up to 35 kg. The extended side wings effectively prevent friction between legs, bags, and wheels, improving riding safety. 3. Compatibility: This universal bicycle carrier fits most bikes, with a loading area of approximately 38.5 cm (15.2 inches) in length and 14.5 cm (5.7 inches) in width. It includes an accessory kit suitable for 24, 26, and 28inch wheel sizes, ensuring wide compatibility and ease of use. Note: The rear bike carrier is not suitable for suspension bikes, fattire bicycles, women's cruiser bikes, or children's bicycles. 4. Application: Mounted at the rear of the bike, this rack allows for easy transportation of gear. Ideal for carrying seats, backpacks, baskets, and more, it is a convenient and reliable solution for trips, work commutes, or camping. for transporting essentials on your adventures.