The Peterbilt Stack Clamps are a practical and reliable solution for covering the seam line on plain stacks. With a 7-inch clamp and an angle bracket, these chrome-plated stainless steel clamps are designed to fit most Peterbilt makes and models. Each clamp is sold individually and is especially designed to provide a secure and seamless connection. These stack clamps offer both functionality and durability, making them an essential accessory for any Peterbilt truck.