Two pair of heavy duty steel gussets support bottom step Aluminum angle feet with thick rubber tread on both legs to provide sure footing and stability Rubber bumper for stability Serrated aluminum steps Steps are level when the ladder is set at 18 deg Rubber bumper - ladder has parallel sides with thick rubber bumpers extending 6-inch down the side rails for protection of landing surface and stability Double rivet step construction - each step secured with six, large headed, semi-tubular steel rivets for maximum strength Ideal for getting to shelves with narrow aisles when standard ladders will not fit Standard step rung 3 in step depth 3-1/8 in rail depth 3-1/4 in closed cubic feet 10 ft 4 in maximum reach 71-7/8 in H x 15-1/5 in W x 3-1/4 in D closed 15-1/5 in bottom width 3-1/4 in base spread 6 steps