This machine provides reverse assisted resistance to allow for the user to perform a Dip, Chin up, Squat and Crunch. 4 great exercises to work the entire body. By loading weight on the lever it acts to counterbalance your own bodyweight thus allowing for full range of motion and perfect repetitions. In addition to the horizontal and neutral grips, the chin up section also includes a swivel straight bar that allows for close grip access to train the biceps.