The G210 shackle is a type of industrial fastener used to securely connect two pieces of material. It is made from a strong and durable steel alloy, and is typically used to secure chains, cables, and ropes. The G210 shackle is rated for a working load limit of 7,100 lbs and a breaking load limit of 21,000 lbs. It is typically used for rigging and lifting applications and is available in a variety of sizes.