Heavy Duty Leg Split Stretching MachineHeavy Duty Leg Split Stretching Machine Increase your flexibility by stretching your legs with our heavy duty leg stretcher. Our leg stretching machine was built to assist you in stretching your legs far enough to achieve your flexibility goals. With the seat positioned closely to the adjustment wheel, the straddle stretcher makes it easy for you to control the whole machine. This way, you won't have trouble adjusting your leg's position while you're