<p>A nearly indestructable rear rack made of lightweight and rugged titanium </p><p>Holds the world record for carrying capacity to weight ratio for rear bicycle racks </p><p>Weighs half a pound and can effectively carry more than 57lbs </p><p>The Airy comes with two roundstays for seatstay mounting, but it can also be mounted with one of these, as a centrally roundstay </p><p>Compatible with 26" and 29" wheel sizes </p><p>Not to be used with child carriers</p>