Made from 1/2" aluminum, this bracket allows you to mount your billet battery box on the stringer or transom of your boat. The mounts are drilled and tapped 5/16-18 to accommodate billet battery boxes and come with stainless steel fasteners to mount the box to the mount. The mounts are 8" long x 6-1/2" wide and the stringer mount leg is 5" long. Available in a gloss black Fusioncoat finish..