Some road bikes are labeled small, medium, large, extra large. Others use centimeter designations: 54cm, 56cm, 58cm and so on. Then there are the other variables: horizontal or sloping top tube, integrated or standard seatpost. It gets confusing quick. So how do you get an apples-to-apples comparison and make sure you’re buying the right frame size for you? Check out this video for some tips and tricks on measuring bike frames.
Video Courtesy Global Cycling Network