The Wingmaster Stainless Steel Peterbilt Tool Box Cover is a practical and durable solution for your truck's storage needs. With a 1-inch lip on top, it securely protects your tools and equipment behind the fuel tanks. Made of stainless steel, this tool box cover is built to last. It fits most Peterbilt 378 and 379 makes and models, making it a versatile choice. With its functional design and high-quality construction, this tool box cover is a reliable and convenient addition to your truck.