【Fit 2 x 4 stake pockets 】State pocket d ring fit for flatbed trucks and trailers with standard 2" x 4" stake pockets. | 【Widely use】Stake pocket tie down can be used with a wide variety of hooks and end-fittings.D-Ring Stake Pocket designed to convert your truck or trailer stock stake pockets to elevated D-ring anchor points, reducing the chance of strap wear. | 【Heavy duty construction】Trailer stake pockets are made of heavy duty steel with high-quality welding.1/2" forged D-ring accepts most tie down hooks.Use this can tie down your cargo easily.Max break strength is 16200lbs and working load limit is 5400lbs. | 【Easy to use】According to your needs, select the hole you need, slide it into the trailer pocket, fix the pin, and the installation is complete. | 【Package Included】4PCS heavy duty removable state pocket d ring with a hitch pin.