Electric bike for Gravel adventure: CUBE Nuroad Hybrid C:62 EXC 400X The CUBE Nuroad Hybrid C:62 EXC 400X combines the sleek lines of a C:62 carbon frame with the robustness of a gravel bike. Its relaxed geometry supports you during long rides, while the fully carbon fork pleasantly absorbs the irregularities of gravel paths. Thanks to the clearance for tires even with fenders mounted, you maintain flexibility for different types of terrain. This allows you to adapt your electric gravel bike for both long leisure rides and daily commutes as well as light hikes.