MEMUME brings you a versatile set of marine-grade stainless steel 316 D shackles, perfect for your boating and chain-linking needs. This comprehensive pack includes four different sizes - 1/4 inch, 5/16 inch, 3/8 inch, and 1/2 inch - giving you flexibility for various applications. The wide D design provides excellent load distribution and strength, while the premium stainless steel 316 construction offers superior corrosion resistance in marine environments. These heavy-duty shackles are ideal for securing anchor chains, rigging applications, and general marine use. Each shackle features smooth, precision-engineered threads for reliable connection and disconnection. The robust construction ensures dependable performance in demanding nautical conditions, making these shackles an essential addition to your marine hardware collection.