- Designed for securing truck caps or covers with fiberglass or aluminum rails, this fixture ensures a reliable attachment of hard tonneau covers or camper shells to your pickup bed side rails. - The durable mounting clamp is built for resistance and high hardness, providing a long-lasting solution for your truck cover needs. - Constructed from a robust aluminum alloy, it offers excellent strength and resistance to corrosion, ensuring a dependable fit even in tough conditions. - The clamp remains securely in place at all times, fitting snugly to your truck and caps/covers without the need for drilling, facilitating an easy installation process. Use Cases: 1. Ideal for transporting gear and equipment in a secured hard tonneau cover while protecting them from the elements. 2. Perfect for outdoor enthusiasts looking to add a camper shell for increased storage and sleeping space during camping trips. 3. Suitable for commercial vehicles that require a durable and easy-to-install cover for added security and protection of tools or equipment. Its compatibility with most truck models ensures a versatile application, making this mounting clamp a practical addition for any pickup owner seeking enhanced functionality and durability.