VONLX Stake Pocket D Rings 6pcs 18000lbs Heavy Duty D-Ring Tie Downs for Utility Trailers and Flatbed Trucks w/Hitch Pin w/Steel Cables, Removable Tie Downs for Flatbed Cargo Trucks, Black Upgrade. [Maximum load on stake pocket d rings] It has a breaking limit of 16,200 lbs and a working load limit of 5,400 lbs.
eBay