Extension ladder. Made of aluminum. 24-ft. For professional use. 225-lb maximum load. Reinforced 3-in. aluminum side rails. Serrated rungs for comfort and safety. 15-in. wide extension section with 17-in. wide base section. Self-levelling, swivel feet have rubber padding to prevent slippage. Gravity-fed locks ensure safe set-up every time. Protective non-marring and impact-resistant end caps. Grade 2. CSA certified.