The aluminum bulkheads are manufactured to participate the paid down framework meal and battery power tray together in a durable, effective, and lightweight design. The bulkheads provide optimal tightness, flex and handling traits, although using harder foam tires. The bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to have lightest & strongest framework the automobile. The bulkheads function a striking titanium color.