The new Campagnolo Chorus Ultra Torque Carbon 11 speed chainset uses 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.

At first glance, the Chorus 2011 crankset does not show any changes. But actually there is plenty of news hidden behind the new look, so make sure its the latest version you are buying when comparing prices!

The chainrings have been completely redesigned. The new teeth design plus the new 8 ascending and 2 descending zones of the chainring enable top-class performance.

Key Features:
- 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 bottom bracket cups (sold in our bottom bracket section).
- Weight: 667 g