Perforated Step Tread - Foot Activated Step Lock - Hand Rails. The item "12 Step x 120 x 24 Wide Louisville Rolling Step Ladder GSX2412" is in sale since Friday, September 21, 2018. This item is in the category "Business & Industrial\Material Handling\Ladders, Scaffolding & Platforms\Rolling Ladders & Scaffolds". The seller is "iamachinery" and is located in Huntington Park, California. This item can't be shipped, the buyer must pick up the item.