53/34 Review by Jim

53/34 Review Submitted by Jim via WickWerks.com August 5, 2016 Comments: These things rock. I’m no technical bike guy, just a rider who puts 5000-8000 miles a year on a variety of road bikes. These chain rings shift quicker than anything else I have. That means various Dura Ace, Ultegra, and Campagnolo setups as I […]

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