This Louisville 28 ft fiberglass extension ladder has a 300 lb load capacity, rated ANSI Type IA. 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. Includes our custom engineered maxlock that is made from a patented and advanced molecular polymer Patented quicklatch runglock system Steel swivel safety shoe with metal shield Direct rung-rail connection Mar-resistant rail end caps