The S7700 series are interchangeable parallel sectional ladders that are ideal for manhole use and are easy to transport. The sections are joined by heavy duty extruded fittings and secured by a cam driven tension clamp. TRACTION-TRED round rungs are slip resistant, and the exclusive ALFLO rung joint means TWIST-PROOF performance every time. A maximum of three 6' sections can be used. These ladders are made of non-conductive fiberglass rails and have a duty rating of 250 pounds.
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