This 20 foot aluminum DEWALT extension ladder has a 225lb load capacity, rated ANSI Type II. This ladder includes an advanced RungLock system that provides a simple, intuitive method of securing the fly and base sections of the ladder when extended. The ladder features D-shaped rungs fully serrated for a slip resistant surface, non-marring plastic hand grips, rope and pulley, and slip resistant aluminum shoes to be used with the tread down or in spike position. This DeWalt DXL2220-20 aluminum extension ladder meets or exceeds the safety standards set by ANSI, CSA, and OSHA.