Bars adjust in width to 14', 16' and 18' 350, 400 and 450mm Height adjusts from 45' to 77' 1125 to 1925mm Round graphite bars Rubber floor contacts Powder coat blue finish Weight limit is 100 lbs. Quality equipment your athletes deserve. Since 1954. As an official supplier of gymnastics equipment to USA Gymnastics, AAI is proud of its continuing commitment to the development of gymnastics through participation in hundreds of National, State, Regional and local events affiliated with the USAG. AAI is the longest running partner in USAG's history. Warning American Athletic, Inc. apparatus is designed to site on a hard flat surface such as concrete, wood, or urethane flooring, when in use. Placing any apparatus on top of matting, including base foam, can destabilize or alter the intended performance of the apparatus potentially resulting in catastrophic injury to the user. Gymnastic apparatus, accessories, and mats are designed using materials that will wear with use over ti