Sportstorm 45 Degree Adjustable Back Hyperextension Roman Chair Exercise Back/Abdominal Muscles in Gyms Achieve that ideal body you've always been dreaming of! Fitness workout Back/Abdominal Muscles, Rectangle Steel Frame: 50mm(L)x45mm(W), Thickness: 1.5mm Max Weight Capacity: 220 lbs,Adjustable incline/Height from 31.5" to 37.4",5 ranks Cushion Dimension: 10.6"(L)x12.2"(W), 1.6"(Thickness) Assembled Product Dimension: 48.8''(L)x21.6''(W)x37.4"(H)