Campagnolo Chorus UT 11 Speed Road Bike Crankset 172.5 39/53

Full Carbon crank arms and spider are hollow for maximum stiffness and minimal weight. Light weight hard anodized alloy chainrings and alloy chainring bolts. Utilizes Campagnolo's Ultra-Torque crank system.

Features Campagnolo X.P.S.S. (eXtreme Performance Shifting System) featuring geometrically optimized chainring teeth. Optimized when mated to a full Campagnolo drivetrain
Double standardized bolt circle diameter allows for use of standard, mid-compact and compact chainrings
Ultra-Torque axles couple together in the middle of the BB shell via a Hirth Joint that self centers the crank. This results in a very light weight and stiff system that transfers power to the pedals without power loss
Ultra-Torque system have both drive and non-drive side bearings pre-installed
Requires use of Ultra-Torque bottom bracket cups
 Model: Chorus 11-Speed Crankset
Brand: Campagnolo