Introducing the Buyers Products 1705280, a heavy-duty smooth aluminum wide open step box designed for semi-trucks. This 12-inch width box is perfect for adding additional storage space to your truck while also providing a sturdy step for easy access to the cab. The 1705280 is built to last and can withstand even the toughest weather conditions, making it the perfect solution for all your trucking needs. Upgrade your semi-truck with this high-quality step box from Buyers Products and experience the convenience and durability it has to offer. Say goodbye to cramped cabs and hello to a more organized and efficient trucking experience.