Summit Racing SUM-890103: Battery Box, Aluminum, Polished Finished, 13.875 in. Length, 8.875 in. Width, 10.250 in. Height, Each - Give your battery extra protection and reduce underhood clutter with Summit rugged fabricated aluminum battery boxes. Fabricated aluminum boxes feature a sealed design with an external vent tube. They come complete with hold-downs, hold-down brackets, and high grade nuts.