Backs are 10 or 12 ga stainless steel with x-form stiffenersSeams continuously welded and ground smooth, no holes or knockoutsRemovable centerpost for easy panel installationCollar studs provided for mounting optional panelsHeavy duty lifting eyes are 316L stainless steelHeavy duty three point latching mechanism operated by type 316L stainless steel PowerGlide padlocking handlesBody flange trough collar excludes liquids and contaminantsHeavy duty stainless steel continuous hinges support each doorBonding provision on doors, grounding studs on bodyAccessory mounting channel provided in enclosure topData pocket is high impact thermoplastic12 in removable floor stands are bolted to enclosureSeamless foam in place one-piece gasket provides oiltight and dust tight seal against contaminantsExternal hardware manufactured of type 316 stainless steel3-point latching with the Hoffman PowerGlide padlocking handles and a foam in place gasket combine