The Peterbilt Stack Clamps - Butt Joint with Angle Bracket - 5 Inch Clamp is a practical and reliable product designed to cover the seam line on plain stacks. Made from chrome plated stainless steel, these clamps are specifically designed to fit most Peterbilt makes and models. With their sturdy construction and easy installation, these 5 inch clamps provide a secure and durable solution for your stack needs. Sold individually, they offer a cost-effective option for enhancing the appearance and functionality of your vehicle.