Weldable D-Ring for your utility trailer, heavy or light duty. This ring has a 5/8 inch diameter, a maximum breaking strength of 15,000 pounds, and a safe working load of 5,000 pounds. The specs of this product are 5/8 x 4 1/4 x 4 1/4. This product is made of all steel and easy to weld. Anchor flips for easy equipment usage.