1/2" D Ring Tie-Down Anchor with Bolt-on Clip, Secure Cargo Tiedowns with Heavy Duty Silver Steel D-Ring THIS BOLT-ON D-RING is made of exceptionally heavy duty solid steel that is 1/2" diameter thick, strong and durable, and can handle a load up to 4000 pounds. See the description for a clear guide on how to figure out your tiedown limits when loading cargo on trucks and trailers, especially if you're up for DOT inspection... SEE THE 7th PICTURE for a clear visual image of all the dimensions to make sure that this is the tie down you need. Please realize that this D rings does come with a 3" x 1 3/4" bolt-on mounting bracket but NOT installation bolts. Use 3/8" carriage bolts to secure. BOLTED D RINGS are the most handy and flexible tie downs available. Generally used as tie-down anchors on trucks, pickups, campers, vans, docks, boats, flatbeds, and trailers, theyre also handy as wall hooks in organized garages, warehouses, and workshops. This D Ring is galvanized for superior corrosion- and rust- resistance 3-1/2" x 3-1/2" inner clearance. Once this Dring is mounted, you can USE IT AS A TIEDOWN ANCHOR for motorcycle straps, bungee cords, tarp straps, small chains, ratchet and cam straps, ropes, and other tie-downs. Ideal for securing kayaks, ATVs and other powersport equipment, bikes, refrigerators and similar appliances, delivery and moving boxes, camping gear, etc. INVEST IN THE BEST. DC Cargo Mall is the MANUFACTURER and only authorized seller of this awesome D ring. We stand confidently behind our products' quality with a 100% payment-back happiness guarantee, and we welcome questions, comments, and feedback (866.998.0577). By the way, feel free to check out this tie-down anchor in a 4-pack or 10-pack or as a smaller 3/8" or 1/4" diameter, as well as the many other valuable tie down products we offer. Top quality cargo control products <span class="a-text-italic">(Awesome durable wood beam sockets, <span class="a-text-bold">tiedown ring anchors</span>, heavy duty tie-down ratcheting and cam straps, soft loop straps, motorcycle tiedowns, galvanized steel <span class="a-text-bold">D rings</span>, strong winches, Etrack accessories, etc.)</span> All-encompassing selection <span class="a-text-italic">(<span class="a-text-bold">EVERYTHING</span>! for flatbed, trucks, vans, pickups, semis, etc)</span> Bulk orders <span class="a-text-italic">(Just ask for a quote)</span> Customization <span class="a-text-italic">(Need a special strap fitting? Different length chain anchor? We&#039;ve got you covered!)</span> Communication and happiness <span class="a-text-italic">(We clearly specify load limits and uses of all products, and were always <span class="a-text-bold">here for you</span>.)</span> secure a pallet in an enclosed van tie down a bobcat to a flatbed load your whole house inside a moving truck tie kayaks and motorcycles with ratchet or cam straps hold down a canvas or tarp with rubber tarp strapr or bungee cords an assembly break strength of 12,000 pounds a top safe working load limit of 4,000 pounds