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Recently on Cyclingnews.com Bayern Rundfahrt Photo ©: Schaaf	Tech feature: Specialized 2008 equipment and accessories, July 19, 2007 S-Works chainrings (at left) are made from 7000-series aluminum with a special Ni-B coating that supposedly lend increased hardness and reduced wear. Standard rings are made from uncoated 2000-series aluminum. Photo ©: James Huang/Cyclingnews.com Previous photo    Next photo Latest Photography  Related Story

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