The LightSpeed Lift LSP-400 is the perfect accessory for anyone looking to get the most out of their treadmill. The system offers a body weight support (BWS) feature that takes off 15 to 60 pounds of your weight, allowing for optimal injury prevention and recovery while still pushing your cardio and endurance training to the next level. Optimal for treating and training committed athletes, the LSP-400 aids in speedy injury recovery and allows for unrivaled cardio, speed, and endurance training. Whether you're a committed athlete or are just looking for a safer way to exercise, this treadmill accessory has something for everyone. The robust frame components of the LSP-400 make it an ideal addition for athletic training facilities, rehabilitation centers and fitness facilities. Included with the LSP-400 unit: One (1) Frame with all hardware, One (1) Adult Universal Lift Belt, One (1) Pair of Lift Straps, and Two (2) Pair of Magic Shorts.