Reliable Cargo Transportation: This towing hook is designed for securing cargo on trucks and trailers, ensuring stability during transportation and preventing cargo movement. Towing Application: The D-loop anchor lashing loop can be used to connect towing accessories, providing stable traction when towing vehicles. Heavy Duty Use: The cargo tie-down anchor hook is suitable for applications requiring high load capacity, such as heavy-duty trucks and engineering vehicles, enhancing vehicle and cargo stability. High Strength Design & Durability: The D-loop tie-down anchor hook is made of galvanized iron, offering high load-bearing capacity even under heavy loads. The pull loop inner diameter is 3.9 cm (1.54 inches), length 5.3 cm (2.09 inches), thickness 0.8 cm (0.31 inch). Versatile & Easy Installation: Suitable for various vehicles including trucks and trailers. The heavy-duty tie-down loop can be used for securing cargo or connecting towing accessories. With standard installation holes or threads, it allows for quick installation and removal. Specification: Material: Galvanized Iron Pull Loop Inner Diameter: 3.9 cm (1.54 inches) Length: 5.3 cm (2.09 inches) Thickness: 0.8 cm (0.31 inch) Hole Diameter: 1 cm (0.39 inch) Package Includes: 1 x Tie-Down Anchor Hook (4 Pack) Note: Please allow slight variations due to manual measurement and differences in display monitors.