ZNB1135 Features: * Step ladder * 375 lbs Special duty * Heavy duty internal spreaders * Heavy gauge tool-tra-top offers strength, durability and utility * Reinforced steps 100% braced and triple riveted for sturdiness * 5" H x 32" W x 120" D: 41 lbs * 5" H x 35.5" W x 144" D: 51 lbs