This multilevel, multi-tube exercise system provides an effective full-body resistance workout, making it ideal for fitness, sport-specific training, and rehabilitation. The Web-Slide Rail System is a wall-mounted, space-saving design that takes up absolutely no floor space. The easy-to-mount system attaches to any wall stud, and the resistance tubes quickly slide into place along the rail for the desired angle and height of each exercise. Unit comes with a 3-piece wall tower (each piece has a total of 5 attachment points) and a storage rack that holds 16 tubes (straps sold separately). Rail: 28" L x 6" W. Total height: 84". Storage rack: 24" W x 3" H x 2" D. 17 lbs.