The aluminum bulkheads are created to become noted regarding the paid framework dinner and battery power tray together in a durable, effective, and lightweight design. The bulkheads provide optimal tightness, flex and managing characteristics, although using harder foam tires. The bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to produce you the lightest & strongest framework the car. The bulkheads function a striking titanium color.