6.7FT Aluminum Alloy Ladder Warehouse Folding And Thickening Multi Function Indoor Engineering Aluminum Ladder Small Staircase Gas Analyzers The larger the diameter of

The larger the diameter of the aluminum alloy tube

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stable and durable

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extremely silent when running

6.7FT Aluminum Alloy Ladder Warehouse Folding And Thickening Multi Function Indoor Engineering Aluminum Ladder Small Staircase Gas Analyzers The larger the diameter ofIntroduction This straight ladder is a telescopic folding engineering folding staircase made of thick aluminum alloy. It is suitable for house construction, house decoration, daily household use, rescue and disaster relief, transportation and storage, power grid and military use, etc. It is made of high quality thick aluminum alloy material, and the pedal and bottom are earthquake resistant. The non slip design ensures maximum safety during use.