Dimensions:_x000D_
Now, for the details. The actual Circle ring on this Aluminum tie down loop is 7/16" (just under 1/2") thick,_x000D_
and measures 1-7/8" Inside x 2 3/4" Outside Diameter dimensions._x000D_
The "foot print" of the bracket is 1" wide, and 3 5/8" long. It is 3/8" thick at the bolt holes and 1"_x000D_
tall overall Hole size is 3/8" Holes are spaced 2-5/8" inches center to center._x000D_
These have a work load limit: 4,000#_x000D_
Break Strength: 12,000#
Aluminum Swivel Ring Rope Tie Down Horse Trailer 1-7/8"_x000D_
These are Aluminum Bolt on Swivel Loop style D Rings. I use these D rings on my Flat bed trailers and horse trailers trailers._x000D_
You can use them for that, or install them in your Horse Barn, Bed Room, Boat Dock, Boat, Work Shop, Your 4wd truck or ATV,_x000D_
or just about anywhere you want to tie something up or chain something down!_x000D_
It is 100% Aluminum, no rust, ever. Quality, Buffed smooth, no rough edges!_x000D_
Price is for one, please put the number you need in the box next to the buy it now button, on all extra rings_x000D_