"Vestil alternating-tread stairs have a unique design that offers a shorter span than traditional steps. Ships knockdown for lower freight costs. U.S.A. Base Size W x D in. 23 1/2 x 31, Degree of Angle 68 step angle, Dimensions L x W x H in. 31 x 23 1/2 x 102 1/2, Material Type Welded steel, Portable or Stationary Stationary, Rail Height in. 11 1/2, Safety Chain Included Yes 2, Step Depth in. 10 1/2, Step Type Steel steps w/raised surfaces, Step Width in. 9, Steps qty. 7, Top Step Height in. 60, Top Width in. 23 1/2, Finish Type Yellow powder-coat. Alternating-tread step design offers a shorter span than traditional steps Welded steel construction with bolt-on handrails Handrail on each side of unit for safety Includes dual safety chain at the top of the stairs Formed steel steps with raised surfaces for better traction Powder-coated safety yellow finish Ships knockdown for lower freight costs"