Campagnolo Record 10 Speed Rear Derailleur Advanced technology & design condensed into one. For the outer link & short cage Campagnolo used 90?-braided carbon fibre. For the medium & long cages, which have different mechanical requirements, they used ultramodern Multidirectional Carbon Fiber technology that is normally employed in the aerospace industry. The derailleur pulleys, which are made from a special material, make the entire drivetrain quieter whereas the threaded parts in titanium reduce the overall weight.- Composite outer plate- Titanium hanger & pivot bolt- Composite outer cage- Short (184g) for double chainset & sprocket set up to 13-26.- Medium (193g) for double chainset & sprocket set up to 13-29 or for triple chainset & sprocket set up to 13-26.
- Long (195g) for triple chainset & sprocket set up to 13-29.