Boat owners and marine enthusiasts, these MEMUME D ring shackles are absolutely essential hardware for your setup! Made from premium 316 stainless steel, they're built to handle harsh saltwater environments without corroding or weakening. The 3/8 inch size (10mm) is super versatile for most boating applications, and each shackle comes with a cotter pin for secure fastening that won't accidentally come loose. With a weight capacity of 2,200 pounds, these are serious heavy-duty shackles that you can trust for anchoring, rigging, towing, or any marine application. The D-ring design makes them easy to connect and disconnect, and the marine-grade construction ensures they'll last for years without rusting or deteriorating. Whether you're using them for your anchor system, sail rigging, or any other marine setup, having reliable shackles is crucial for safety on the water. The 2-pack is perfect because you'll always have a spare when needed. If you're tired of cheap hardware that rusts after one season, these 316 stainless steel shackles are definitely worth upgrading to. They're one of those small components that make a big difference in your peace of mind on the water.