[High strength] D-Ring tie down ring with high-strength steel construction for strength and longevity, can handle a load up to 1200 pounds per ring [High quality] Load anchor lashing rings are made of exceptionally heavy duty zinc-plated solid steel, anti-rust ability, durable and long life [Size] The size of each mounting baseplate is 6 x 2 x 0.3cm, the D-ring size 4.5 x 4 x 0.6 cm, screw size 0.19 cm; The hole over the bracket is 0.65cm [Easy to install] Can be easily fastened with just two bolts and basic hardware on metal surface or wood floor, comes with 12pcs screws for installation [Applicable] Widely used as tie-down anchors on trucks, pickups, kayaks, ATVs, campers, vans, boats, and trailers, they are handy as wall hooks in organized garages, warehouses, and workshops as well, Weight: 0.6393405598 pounds, Manufacturer: KAHEIGN