• 16-32' sizes are 300 lbs. duty rated Type IA -- 36-40' sizes are 250 lbs. duty rating Type 1.
• Orange non-conductive fiberglass side rails with non-irritating fabric outer mat assures a smooth trouble-free surface even after weathering.

Traction-Tred® 1-1/2"W deeply serrated aluminum flat D-rung. Interlocking side rails. Internal guides on bottom of fly section and external guides on top of base section. Combination aluminum rail shield bracket and shoe with extruded rubber slip-resistant shoe pad and spur plate. Twist-Proof® due to exclusive Alflo® rung joints. Pre-pierced holes at top of fly for field installation of accessories. For ladders 16'-28' rails are 3-5/16", flange 1-3/16', and D-rungs 1-1/2". Fly section width: 16" outside rail, 13-5/8" inside rail. Base section 17-3/4" outside rail, 19" outside shoe. For ladders 32' and 40' rails are 3-5/16", flange 1- 3/16" and D-rungs 1-1/2". Fly section 16" outside rail, 13-5/8" inside rail. Base section 17-3/4" outside rail, 19" inside rail. Meets ANSI and OSHA Standards. FOB Shipping Point.