Buyers Products B38SP 1/2 in. Forged Stake Pocket D-Ring w/Hitch Pin Provides a convenient D-Ring tie down where needed Forged carbon steel construction with a black powder coated finish for corrosion resistance 1/2 In. diameter D-Ring dimensions: 2-1/2 In. x 2-3/8 In. (Inner) - 3-1/2 In. x 3-3/8 In. (Outer) Stake Pocket Body Dimensions: 6 In. (H) x 1-1/2 In. (D) x 3-1/2 In. (W) Contains two sets of 9/16 In. Diameter holes and includes 1/2 In. hitch pin w/ cotter