Triathlete magazine is the premier resource for everything triathlon gear: find how-to advice, gear reviews, and unboxings from our experts. We put a lot of thought into everything that appears on this page! Read about how we test our gear here.
Even in the hills of St. George at 70.3 World Championships, pros were ditching their front derailleurs and using a single chainring up front. We’ll tell you why it could work for you and what you need to get on the "one-by" train.