This Featherlite 16 ft heavy duty fiberglass extension ladder has a 375lb load capacity, rated ANSI Type IAA. This ladder includes the patented QuickLatch RungLock system that provides a simple, intuitive method of securing the fly and base sections of the ladder when extended. The ladder features outside slide guides, aluminum rung connector plates, O-shaped rungs fully serrated for a slip resistant surface, non-marring rail end caps, rope and pulley, and steel swivel safety shoes. The Featherlite 6216 fiberglass extension ladder meets or exceeds the safety standards set by ANSI, CSA, and OSHA.