2012 Campagnolo Super Record incorporates the latest technology to improve shifting while reducing the overall weight.  Campagnolo Super Record Rear Derailleur comes in an all black carbon design with red 11 speed logo to distinguish it from last year's model. Campagnolo made modifications to the material so there's more carbon fiber for better rigidity and improved shifting while while reducing the overall weight.  The derailleur also features a new aluminum fixing bolt that lighter weight and more durable.  The upper and lower pulleys features ceramic ball bearings for smoother and less fricition shifting.  Weighs 155 grams.