The Crankbrothers Cobalt 1 aluminum rim is a high-quality bicycle rim specifically designed for demanding cyclists. With a diameter of 27.5 inches and a width of 21 millimeters, it offers an optimal balance between stability and weight. The rim is made from robust aluminum, ensuring durability while keeping the overall weight to just 0.5 kilograms. The elegant black finish gives the rim a modern and appealing look that seamlessly integrates into various bicycle designs. With a rim height of 21 millimeters, it is ideal for use in different terrain conditions, whether on trails or in urban environments. The Cobalt 1 rim is suitable for both front and rear wheels, providing reliable performance for those who value quality and functionality. This rim is an excellent choice for cyclists seeking a combination of lightness, stability, and attractive design.