This Louisville fiberglass extension ladder has a 300 pounds. load capacity. It is equipped with the MAXLOCK rung lock, custom engineered from a patented, advanced molecular polymer, MAXLOCK is the strongest, toughest, lightest rung lock ever made. This ladder also includes the patented QuickLatch 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, D-shaped rungs fully serrated for a slip resistant surface, non-marring rail end caps, rope and pulley and steel swivel safety shoes with metal shield to be used with the tread down or in spike position.