The Back Extension Pro is the perfect complement to the Ab Toner, offering a balanced approach to full-core training by targeting the posterior chain. Sturdy and versatile, this unit supports a range of exercises including good mornings, side bends, and rotational twists. It effectively strengthens the hamstrings, glutes, hips, obliques, and both the upper and lower back—making it an essential tool for developing 360° core strength and improving overall stability.