Louisville ladder L-2324-20 20' aluminum iii extension ladder has a 200 lb. duty rating, double rung lock, mar-resistant end caps, swivel safety shoes, d-shaped rungs, meets osha, csa, and ansi standards, rope and pulley.
From the Manufacturer
The Louisville 20-foot aluminum extension ladder has a 200 pound duty rating. It features D shaped rungs that are fully serrated for a slip resistant surface. Also featured are mar-resistant rail end caps to protect landing surfaces and provide longer life. The slip-resistant rubber feet allow stability on ground surfaces without moving.