Campagnolo Chorus C010-SM Rear Derailleur

The Campagnolo Chorus rear derailleur was designed with the ‘Dual Mode’ system. The Dual Mode system allowed the derailleurs parallelogram to be rotated in different working positions at 5 degrees and 30 degrees. Max Cog:- A position 27 teeth, B position 32 teeth. The Derailleur worked with Campagnolo Syncro and Syncro II Shifters, which came in 6, 7 and 8s versions.