This Louisville Champion Series wood attic ladder has a working load capability of 300 lb. This wood attic ladder features extra-deep 5-1/4 in reinforced steps and a sturdy handrail for added comfort, safety, and stability. This attic ladder fits ceiling heights of 7 ft to 8 ft 9 in and has a rough opening of 22-1/2 in x 54 in. The Champion CS224P also features slip resistant steps, adjustable spring, an ergonomic T-handle, and easy-hang straps.