An easy way to upgrade. The C38 is an affordable, highly versatile carbon wheelset, suitable for both gravel roads and Alpine road climbs. They're optimized for use with modern, wide-section tires, providing the right amount of sidewall support for safety and handling in all conditions. Their aerodynamic performance is impressive. Carbon wheels are essential for improving a bike's performance, but they often come at a high price. The C38, with carbon fiber rims and DT Swiss hardware, offers excellent value for budget-conscious cyclists.