The D1124-2 aluminum 24 ft extension ladder is lightweight yet has a duty rating of 200 lb. The TRACTION-TRED? D-rungs are slip resistant. Spring-loaded locks operate smoothly for easy operation. Pivoting shoes with slip-resistant foot pads. Mar-resistant end caps help protect the surface the ladder is leaning against. Exclusive ALFLO? rung joint means TWIST-PROOF? performance every time.