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 […]