Campagnolo's Veloce Crankset features their lightweight Power-Torque integrated spindle design to maximize stiffness and efficiency. Bottom-bracket bearings are included and fit into outboard cups (sold separately). The aluminum crankarms are stiff and light for optimal power-transfer. Plus, the Veloce Crankset features MPS: Micro Precision Shifting, an optimized chainring machining approach that results in superb shifting.