Two New Aftermarket Replacement Heavy Duty Recessed D-Ring Mounting PlatesPart(s) IncludedRecessed D-Ring Mounting Plate (x2)Great for Securing Equipment, Cargo and Other LoadsTech Information:Included: One Recessed D-Ring Backing PlateDurable, Ready to Handle Tough EnvironmentsMaterial: Heavy Duty Steel with Weather and Corrosion Resistant Zinc PlatingZinc Coated for Indoor/outdoor Protection, Solid Backing Plate for Rigidity and StrengthSize/dimensions: 5-5/8″ X 5-1/4″ and 1/8″ Thick(With 3.5″ Center Hole Diameter, and 3″ and 3-1/4″ Center to Center Bolt Hole Spacing)Replaces Part Number(s)R23 Tie Down + 5000# 1/2″ Pan Fit Mount