Assist Step is designed to give the athlete a place to stand while adjusting the bar. Designed for use on any AAI Uneven Bars or Horizontal Bars Built in spring secures the step on the casting for superior support Can be quickly positioned at various heights on both the inside and outside of the bar Compact size at 7' x 6' x 1 14'' 178 x 135 x 32mm Includes two steps also included with Uneven Bars Systems