The CO806 Rixen & Kaul Contour Adapter is a high-quality adapter designed to provide a secure and easy-to-use attachment point for various Rixen & Kaul accessories, such as bags, baskets, and boxes. Here are some of its key features: -The Contour Adapter is made of high-quality materials, which ensure that it is durable and can withstand the wear and tear of daily use. -The adapter is easy to install and can be attached to your bike's seat post or frame, depending on your preference. -The adapter features a patented KLICKfix system, which allows you to quickly and securely attach and detach various accessories from your bike, such as bags, baskets, and boxes. -The adapter has a sleek and minimalist design that blends seamlessly with your bike's aesthetics. -The adapter is compatible with various Rixen & Kaul accessories, which allows you to customize your bike to suit your needs and preferences. -The adapter provides a stable and secure attachment point for your accessories, ensuring that they stay in place even on bumpy rides. -The adapter is available in various sizes, which allows you to choose the one that best suits your bike and accessories.