STAINLESS STEEL & ALUMINUM ROLLING LADDERS SPRING LOADED 16" WIDE TREADS ALUMINUM Product No.   HA4S Steps   4 Base W x L   20 x 31" Top Step   38" 30-33" Rails   No Wt. (lbs.)   29 Tread: (G) ($522.00) (R) ($497.00) Optional 20" D. Top Step: No Yes ($131.00) *Please note that some options/add ons can affect the price of the product. Quantity: