HP 252663-B31 C13 Extension Bar for HP BladeSystem C7000. This listing is for a genuine. HP C13 Extension Bar. The unit is supplied complete in its original HP packaging with power leads, accessories and documentation exactly as shown in the photographs. Designed for use with compatible. Environments, this genuine HP enterprise accessory is ideal as a replacement or spare. Designed for HP BladeSystem C7000. Includes original power leads. HP 252663-B31 C13 Extension Bar. Original HP power leads. Blue industrial input connector. Everything shown in the photographs. Please refer to the photographs for exactly what is included. The extension bar is unused. It has been opened only for inspection and photography and remains in excellent cosmetic condition. The original HP outer box has light storage marks from warehouse storage. Please ensure compatibility with your equipment before purchasing.