●4 levels of backrest adjustment, 2 levels of height adjustment (7.9 / 13.8 inches (20 / 35 cm)) ●Upgraded surface allow for step and jump aerobic workout as well as bench strength exercises ●12 anti-slip rubber for stable training ●Load Capacity: 330.7 lbs (150 kg) ●Set up size (L x W x H): 47.8 x 13.3 x 13.8 in (121.5 x 33.7 x 35 cm); 27.1 lbs (12.3 kg)