Red Hound Auto 4 - D Ring Weld On Forged 5/8" Chain Tie Down Rope Trailer Truck 18,000 Rated 4 Heavy Duty Premium Forged D-Rings with Weld-On Brackets Safe Working Load: 6000 lbs; Breaking Strength: 18000 lbs Industrial strength forged steel 5/8 thick D-Ring; Made durable and ready to handle tough environments D-Ring is approximately 4.25 x 4.25; bracket is approximately 1.8 x 2.65 (outside measurements) Great for tarps, boat covers, cars, trucks, trailers and more