Secure your load with confidence using the Single Bolt Mount 1/2 Inch Forged D-Ring from Buyers Products. The single bolt mounting bracket makes it easy to install this D-ring in a limited space. The integral bracket is compatible with a 3/8 in. carriage bolt. The D-ring features C-1045 forged steel construction and has a working load limit of 4,080 lb. D-rings are not approved for overhead use.