Dell SGL2-RACK 59" UPS Battery Rack Rails Kit HMW10490546. Thanks to its flexible features, which meet any type of installation requirements, it is the most functional equipment on the market made of a folded steel plate. The supports are totally coated with white epoxy powder.Specifications:Model: SGL2-RACK RAILSPart Number: HMW10490546Type of material: RackTechnology: Custom designModel: Standard, earthquake proofOrigin: ItalyUse: Industrial batteries installation and easy maintenanceIncluded: 4x 59" RailsSteel SpacersInstallation Hardware