ERO Sports is an industry leader in Bike Fit and Aerodynamic Testing This ain't no bike shop bike fit! ERO (pronouced "aero") Sports is one of the top bike fit studios in the world. Cyclists and Triathletes come to us to find their optimal position, not some generic position a bike shop will place you in. From World and Olympic Champions, to age group atheltes looking to get more comfortable and poweful on their bikes, no one has enjoyed the success ERO has seen with our clients. It's what we do. ERO is also an industry leader in aerodynamic testing influencing product design, positioning, and equipment choice for the very best in the world. Utilzing both wind tunnel and Alphamantis technologies, there's simply no one in North America with more experience testing athletes and equipment. Lastly, ERO fits more women than anyone in the world. In fact, over half our clients are women. We understand the unique issues women face. It's not supposed to hurt!