• 40' size is 300 lbs. duty rating, Type I.
• Orange non-conductive fiberglass side rails with non-irritating fabric outer mat assures a smooth trouble-free surface even after weathering.

Traction-Tred® 1-3/4"W deeply serrated aluminum flat D-rung. Polyethylene rung wear sleeves. Combination aluminum rail end shield and shoe with extruded rubber slip-resistant shoe pad and steel spur plate. Twist-Proof® due to exclusive Alflo® rung joints. Pre-pierced holes at top of fly for field installation of accessories. For ladders 40' rails are 4", flange 1-3/4", and flat type D-rungs 1-3/4".  Fly section width for 40' ladders: 16-3/4" outside rail, 13-1/4" inside rail. Base section for 40' ladders 20-7/8" outside rail, 22" outside shoes. Meets ANSI and OSHA Standards. FOB Shipping Point.