The Flap Weight Peterbilt 16" Front W/Back Plate Stainless Steel is a high-quality product made of durable 304 stainless steel, ensuring long-lasting performance. Sold as a pair, it is designed to fit most 16-inch mud flaps, making it a practical and versatile choice for truck owners. The addition of a back plate adds extra stability and support, making it a reliable option for heavy-duty use. This product is a must-have for those looking for a sturdy and reliable solution to keep their mud flaps in place.