- accurate power reading within +/- 1.5% and are not influenced by the climatic conditions during the race - Non -aerodynamic direct assembly crowns can be replaced with a single tool - The technology of wide and narrow SRAM X-SYNC crowns offers maximum control of the chain - accurate power reading with you +/- 1.5% and are not affected by weather conditions While Riding - Tooth Chainring Technology Wide and Narrow Sram X-Sync Offers Maximum Chain Control All products sold by Ridewill are New and they have a guarantee if not otherwise specified in: 24 months for private individuals (Tax receipt) for defects in compliance with the law. 12 months for companies (Accompanying invoice with VAT number) in accordance with the law All Products Sold by Ridewill Are New and have Warranty UNLE.
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