【Package Includes】: 6 x Black Tie-Down Rings. Size: 85mm * 63mm, Hole: 12mm. Note: Nuts or screws are not included. 【Strong Load Capacity】: The tie-down rings feature a high-strength carbon steel structure, making them robust and durable. Each hook can support up to 300kg and is ideal for heavy-duty anchoring. 【High-Quality Material】: Our tie-down rings are made of high-quality carbon steel, which is strong and durable. The galvanized surface resists corrosion, rust, oxidation, cold, and heat, making the D-ring aesthetically pleasing and easy to clean. 【D-Type Design】: The D-type design not only provides a reliable attachment point for ropes, bungee cords, or straps, but it is also easy to install: Simply drill the screw holes first, then attach it to wood or metal surfaces. 【Wide Application】: Trailer tie-down rings offer a convenient anchor point for ropes, bungee cords, or straps. They are often used as tie-down anchors on trucks, pickups, kayaks, ATVs, RVs, vans, boats, and