The Lincoln 68 Inch Tall Curved Top Stack is a practical and high-quality product that fits most makes and models. With a 6-inch outside diameter and a plain end, this stack is chrome plated and offers OEM quality. Its curved top design adds a touch of style while maintaining functionality. Each stack is sold individually, making it easy to replace or upgrade. With its durable construction and versatile fit, this stack is a reliable choice for any vehicle.