It's a combination inverted back extension and oblique flexor set at an exact 45° angle for ultimate conditioning. Strengthen your lower back safely and comfortably on the strongest 45° Hyper available. This combination Inverted Back Extension and Oblique Flexor is set to an exact 45° angle for optimum conditioning. Telescoping midsection pads adjust to all size users and feature thick, double stitched DuraFirm pads for comfort and support. Warranty Details Home Use: Life Time on Everything Frame Pulleys Cabes and Upholstery. Commercial Use: Lifetime Frame 2 Years Pulleys Bushings Bearings and Hardware. 1 Year Labour Cables Upholstery and all other components 1 year. 2 Years Parts, 1 year labour.