This fitness apparatus isolates hamstring muscles through a controlled, angled range of motion. The user lies prone on the equipment and curls a weighted lever towards the glutes. Variations exist accommodating differing body types and training goals. The angled design focuses on specific muscle fibers within the hamstrings, promoting balanced development.
Strengthening these muscles improves athletic performance in activities requiring leg flexion, such as running and jumping. It also contributes to injury prevention by stabilizing the knee joint. This type of equipment has evolved from simpler leg curl designs, leveraging biomechanical principles for enhanced effectiveness and reduced strain.