Campagnolo FC11-CH Chorus Ultra Torque 11 Speed 2011-14 Carbon Chainset

At first glance, the Chorus crankset does not show any changes. But actually there is plenty of news hidden behind the new look. The chainrings have been completely redesigned. X.P.S.S. (eXtreme Performance Shifting System), the acronym that refers to the most efficient system ever, lets you shift with extreme speed and incredible precision. The new teeth design plus the new 8 ascending and 2 descending zones of the chainring enable top-class performance.

Full-carbon unidirectional-multidirectional cranks

Light alloy fixing bolts 

Light alloy chainrings with XPSS (eXtreme Performance Shifting System)

Chainrings with hard anodization treatment 

8 pins on the large chainring 

New teeth design: Chain shifts easily up and down the rings

Integrated ULTRA-TORQUE semi-axles

Requires ULTRA-TORQUE BB cups

Year 2011-14

Weight: 667g

Campagnolo codes : 

170mm 39/53 -  FC11-CH093C

172.5mm 39/53 - FC11-CH293C

175mm 39/53 - FC11-CH593C