CAMPAGNOLO COMP ULTRA FC15-COU093 Crankset 170mm 6.69 in 53/39T OVER TORQUE 11S
Model: COMP ULTRA. Spindle: Over-Torque Aluminum Axle. It features full-carbon hollow crank arms (Ultra-Hollow construction) and an aluminum Over-Torque spindle, achieving both high rigidity and light weight.