Campagnolo CX Power Torque 10 Spd Chainset; - Forged aluminium cranks - Chain rings with CART (Cyclocross Advanced Racing Technology). Chain rings for Campagnolo 10-speed groupsets developed specifically for Cyclocross use. Efficiency in all conditions of use. - Light-alloy sheared-drawn chain rings with antifriction treatment. Fast shifting even in critical situations due to rough terrain or the presence of mud on the chain rings - 8 pins on the large chain ring - Integrated POWERTORQUE axle - requires POWER-TORQUE BB cups - Specially designed double-lip seal for CX. Ensures that the mechanical parts (balls/bearings) subjected to the extreme conditions of Cyclocross stay clean, smooth-running and durable.