The aluminum bulkheads are manufactured to be noted on the paid down framework supper and battery power tray together in a durable, effective, and lightweight design. The bulkheads offer optimal tightness, flex and handling traits, whether utilizing harder foam tires. The bulkheads are CNC-machined from premium Swiss 7075 T6 aluminum to offer the lightest & strongest framework the car. The bulkheads work a striking titanium color.