
Campagnolo Athena PT 11 Chainset; The most evident changes are immediately noticed on the first shift. The new design of the chain up shift & downshift zones makes shifting extremely fast & precise. The axle of Athena is the Power Torque System, which makes it possible to obtain very high values of torsional stiffness & efficient power transmission, without increasing the lateral bulk. Forged aluminum cranks Light alloy fixing bolts & nuts Light alloy chainrings Chainrings with XPSS (e Xtreme Performance Shifting System) Chainrings with silver anodization 8 pins on the large chainring Integrated POWER-TORQUE axle Requires POWERTORQUE BB cups Weight: 840g (approx) MISSING PARTS
- driveside only, does not include any fitting instructions.