{"product_id":"o-symetric-chain-ring-38-52t-kit","title":"O.symetric chainring 38 52t kit","description":"5-Arm, 110 mm bolt circle, Aluminum 7075 T6, black SB-packed, suitable for Stronglight, Shimano, SRAM Road cranksets The Revolutionary Chainrings from O.Symetric Non-circular shape for a 10% performance increase, better acceleration. 10% reduction in muscle lactic acid production, no other chain length necessary. Successes with O.Symetric Chainrings: Tour de France 2017 - Winner Christopher Froome Tour de France 2016 - Winner Christopher Froome Tour de France 2015 - Winner Christopher Froome Tour de France 2013 - Winner Christopher Froome Tour de France 2012 - Winner Bradley Wiggins Tour de France 2012 - 2nd Place Christopher Froome Vuelta 2017 - Winner Christopher Froome Olympic Games 2012 - Winner in individual time trial Bradley Wiggins Gold Medal Olympic Games 2012 - 3rd Place in individual time trial Christopher Froome Bronze Medal Ironman Abu Dhabi 2014 - Winner Tylor Butterfield Ironman Hawaii 2013 - Winner Fred van Lierde Roc d'Azur 2013 - Cross Country Winner Miguel Martinez Number of teeth 38 , 52 Type Article Attachment 5-hole Main color black Bolt circle 110 mm Rear gears 10-speed , 11-speed","brand":"O.symetric","offers":[{"title":"Default Title","offer_id":55590447382906,"sku":"3700223710782","price":225.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0841\/3478\/9439\/files\/07336506.jpg_Web-Ausleitung.jpg?v=1783668978","url":"https:\/\/tormino.com\/products\/o-symetric-chainring-chain-ring-38-52t-kit","provider":"Tormino","version":"1.0","type":"link"}