Campagnolo Derailleur Pulley Wheels

longer than stock high-end pulleys, and are designed to work with less drag.

Pulley Wheel System for Campagnolo is advanced for the optimization of bike performance. The 13-tooth/19-tooth OSPW for Campagnolo provides a 40% lower friction over a standard 11-tooth Campagnolo pulley wheel and fits ...

and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.

longer than stock high-end pulleys, and are designed to work with less drag.

Pulley Kit. Compatible with the Advent Medium Cage Rear Derailleur. Click here and scroll to page 3 for derailleur diagram.