【High-quality materials】- The weather-resistant and rust-proof aluminum alloy is lightweight, sturdy, and durable, and will not rust after prolonged use. Uses the best varnish technology to protect the product and prevent it from rusting, lasting as long as a new product. 【New upgrade, easy to install】- The new bike rack reduces the number of screws, and only a few screws are required. It is replaced with adjustable release clips installed on the seat post, which can be installed efficiently or removed easily. No more worrying about installation. Anyone can install the bike rack without help from others. 【Maximum load】- The rear bike rack weighs only 1.3 kg (2.86 lb) and is portable and lightweight. The manufacturer suggests 25 kg (55 lb) (when installing only via the main beam on the seat post); In reality, it can support more than 50 kg (110 lb), as you can see, but it is not recommended to carry adults or people for safety reasons. 【Multiple Uses & More Safety Than Just a