Elevate your marine hardware with these heavy-duty MEMUME stainless steel D ring shackles. Crafted from premium 316 stainless steel, these shackles are built to withstand the harshest saltwater environments, making them an essential component for your boat's anchor system or any other marine application. Available in four sizes - 1/4 inch (6 mm), 5/16 inch (8 mm), 3/8 inch (10 mm), and 1/2 inch (12 mm) - these shackles offer versatility to accommodate various rope and chain diameters. Each shackle comes with a cotter pin for secure fastening, ensuring your gear remains securely in place. With their corrosion-resistant construction and robust design, these D ring shackles are the ultimate choice for reliable and long-lasting performance on the open waters.