Surface mounted Heavy Duty Weld-On Tie-Down Ring for trucks and trailers. Unfinished steel 1 inch D-Ring measures 5 inches O.D., 3 inches x 3 inches I.D.
Wallace Forge part number 2329221.
Per federal D.O.T. requirements, working load limit is 1/3 of the rated capacity
Dimensions: Ring - 1" Diameter, Bracket 2-1/8" Wide x 3/8" Thick
Capacity: Working load limit - 15,000 lbs., Max break strength - 46,758 lbs.