20 Inch Black Aluminum Tool Box. Store tools, boards, safety chains, jacks, wrenches, crowbars, even vacation camping supplies. Heavy duty aluminum tread plate, weather resistant, longer serving time. Fully welded seams, protect internal cleanliness. 5 bar tread pattern strengthened design ensures the storage chest with maximum durability and sturdiness. Thank you for choosing us, we suggest. If there are any problems with your order, including. We are happy to offer solutions to your inquiries.