Campagnolo Chorus Rear Derailleur (12 Speed) D4 As carbon rims have become

As carbon rims have become hookless and increasingly more durable

preparing for a gran fondo or looking for a dependable race-training tyre

708g (170 mm

A full charge takes up to 60 minutes to complete

Adding an additional sprocket might seem simple

Campagnolo Chorus Rear Derailleur (12 Speed) D4 As carbon rims have becomeThe new Chorus rear derailleur benefits from the same technology and design of top end Campagnolo products, incorporating the sophistication and performances of the 12 speed Super Record and Record. With just a few changes in the materials used for its construction, like the external plate and derailleur cage in aluminum, the Chorus version produces exactly the same performance as the two more expensive groupsets with the addition of just a few extra