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    How to Safely Shift Your Road Bike Video

    Repost
    Broadband Sports

    by Broadband Sports

    1.8K
    2 745 views
    Karen, an REI Outdoor School instructor, demonstrates how to properly shift your road bike in this video. The way the road bikes are set up there are two different chainrings. These are like the transmission that drive your bike.


    http://www.rei.com/bikeyourdrive