New Heavy Duty Weld-on Hook D Ring 1/2" Thick Steel For Truck Trailers TractorsOne New Aftermarket Replacement Loop Style Weld On Type D Ring Tie Loop Made For: Construction Applications, Flat Beds, Car Haulers, Agricultural Applications, Welding Rigs, Heavy Equipment Trailers, Work Shops, Industrial Applications, Livestock Trailers, Tractors, Trucks, Campers, Boats & More Tech Info: Tie Loops Can Be Used Wherever a Rope Tie or Halter Tie Is Desired. Inner Diameter: 2" Outer Diameter: 3" Heavy Duty 1 2" Thick Steel, Weld On