SURFACE: As The Picture (Picture is the real object you get). Fits Peterbilt 379 Battery Boxes. Peterbilt 379 Aluminum Batt Box Bottom Replacement Step. Aluminum Diamond Plate Step. Strong, tough and well built. Size:748mm(L)X367mm(W)X2mm(T). Items unpaid within this time. Please do not order if you are not planning to pay. Within the 48 States. Standard Order Processing time. We are not responsible for carrier transit time. This information is provided by the carrier and excludes weekends and holidays. Please repack the item carefully. Peterbilt 389 379 385 377 378 357 and others. New Peterbilt Aluminum Battery/Tool Box Replacement Step. No welded ends. Fits Peterbilt 389 379 385 377 378 357 and others. Size:772mm(L)X125mm(W)X2mm(T).