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500-1 Series Aluminum Single Section Extension Ladders

>Series Callout
The 500-1 series are one-section round rung straight ladders with a duty rating of 375 lbs. The exclusive ALFLO® rung joint means TWIST-PROOF® performance every time. The side rails are extra heavy duty I-beam rails and the aluminum round rungs are deeply serrated for slip resistance. The duty rating goes to 300 lbs with the 18 ft, 20 ft and 24 ft lengths.

Features

    Performance Overview

    SizeStyleReach HeightLoad Capacity
    8 ft -- 24 ftSingle Section11 ft -- 26 ft300 lbs -- 375 lbs

    Dimensions

    Rails DimensionFlange DimensionRung Dimension
    3 in -- 4 in1-3/16 in -- 1-3/8 in1-1/4 in

    Specifications

    Model No.SizeMax. Open Extended LengthLoad CapacityTypeBase WidthReach Height
    508-18 ft8 ft375 lbsType IAA Duty Rating16-7/8 in11 ft
    510-110 ft10 ft375 lbsType IAA Duty Rating16-7/8 in13 ft
    512-112 ft12 ft375 lbsType IAA Duty Rating16-7/8 in15 ft
    514-114 ft14 ft375 lbsType IAA Duty Rating16-7/8 in17 ft
    516-116 ft16 ft375 lbsType IAA Duty Rating16-7/8 in19 ft
    518-118 ft18 ft300 lbsType IA Duty Rating16-7/8 in20 ft
    520-120 ft20 ft300 lbsType IA Duty Rating16-7/8 in22 ft
    524-124 ft24 ft300 lbsType IA Duty Rating20-5/8 in26 ft

    Type IAA duty rating is for single ladders up to 16 ft

    Accessories