Large Load Capacity: Stainless Steel Construction Ring Each maximum load capacity is 100kg, please rest assured. Stainless steel quality, hard, durable, long service life to prevent corrosion and rust. Whip Eyelet Installation: The lashing ring is suitable for any surface or floor. The D-ring anchor provides a nice anchor point for ropes, bungee cords or straps. These D-rings are equipped with mounting brackets, but no screws. Easy to Install: The screws or bolts pass through the bolt holes of the mounting bracket, and it is fixed to the wood or metal surface. It is easy to disassemble and install, which are attached to the mounting bracket and screws. Apply to a wide range of applications ideal for indoor and outdoor use, commonly used in trucks, kayaks, sling trainers, hammocks, awnings. Also ideal for indoor and outdoor use. Package includes: 20 x Black D-Rings Size: 36mm x 25mm Bore 4.5mm Please note: The package does not contain nuts or bolts.