【 Material Performance 】- 5/16 Safety Chain connector Link made of 80 grade alloy steel, after heat treatment, durable. Surface orange spray treatment, smooth without burrs. Grade 80 is more reliable than a lower grade.
【Safety Lock Design】- Double hammer lock with high-quality anti-drop pin, with anti-drop buckle, lock, ensure safety, it makes it easy to connect the trailer chain. The orange color makes it stand out.
【Wear-Resistant】- Our alloy link rods have a reliable Grade 80,4400 lbs safe working load and a treated surface layer with high toughness and corrosion resistance to withstand a wide range of harsh environments.
【Easy to Install】- Add grease to the inside of the washer,, the pin has been polished, and only a hammer or C-clamp is needed to secure the pin to the locking ring.
【Widely Appolication】 - Our Hammerlock Coupling Link are designed to link chains. Widely used in trailer, mining, railway, construction, workshop, lifting, shipbuilding, metallurgy, port and other industries.