- Starts the body in a more upright angle making it easier to enter and exit the machine
- Rocking movement of the upper torso during the exercise offers increased flexibility and range of motion
- Downward rocking motion keeps spine and neck in correct alignment unlike traditional prone leg curls
- Angled grip handles allow for increased power and comfort of the movement
- Self-aligning roller for reduced stress on the knee
- Range of motion adjustment accommodates starting position of ankle pad