The fasteners D-rings are made of high-quality steel. High tensile strength for added strength and longevity and can withstand loads of up to 1,200 pounds per ring. Load anchor coupling rings are made of solid galvanized steel. Extremely durable to withstand harsh conditions, corrosion, and rust. The anchor D-rings provide convenient anchor points for ropes, bungee cords, or straps. They are widely used as anchor points on trucks, vans, kayaks, ATVs, caravans, vans, boats, and trailers, as well as wall hooks in garages, warehouses, and organized workshops. This clip is suitable for all surfaces and floors. These D-rings are supplied with mounting brackets but not screws. It is recommended to use 1/4-inch diameter round head screws to install the 9/32-inch holes in the mounting clips. Once these D-rings are installed, you can use them as tie-down anchors for motorcycle straps and bungee cords, tarp straps, small chains, ratchet and cam webbing, ropes, and other fasteners. Ideal for