"Vestil's Alternating-Tread Stair design offers a shorter span than traditional steps for a safe, space-saving set of stairs you can use almost anywhere. Designed for safety, with a handrail on each side of the unit and dual safety chain at the top. Welded steel construction with bolt-on handrails. U.S.A. Degree of Angle 68, Dimensions L x W x H in. 24 x 74 x 210, Finish Type Powder-coat, Material Type Steel, Base Size W x D in. 24 x 74, Step Depth in. 10 1/2 excluding top step, Step Type Alternating tread, Step Width in. 9 1/2 top step depth, Steps qty. 24, Portable or Stationary Stationary, Top Step Height in. 168, Top Width in. 68 step angle, OSHA Approved Yes. Sturdy welded steel construction handles up to 350-lb. uniform capacity Formed steel steps with raised surfaces to provide better traction Durable, powder-coated yellow safety finish Top step measures 14-ft. high Ships knockdown, some assembly required"