Alright off-roaders, boat owners, and anyone who needs serious hardware for heavy-duty tasks, these stainless steel D-shackles are built to handle some real punishment. Each shackle measures about 6.5x6.5x2 cm (that's M10 size for those who speak hardware), and you get four of them in the pack - perfect for having spares or setting up multiple connection points. The screw pin design makes them easy to open and close even with gloves on, and the stainless steel construction means they won't rust up on you after exposure to water, salt, or the elements. The D-shaped design gives you more room to work with cables, chains, tow straps, and snatch blocks compared to some other shackle styles. Whether you're doing vehicle recovery, setting up rigging, securing loads, or working on marine applications, these shackles provide that reliable connection point you need for safety and peace of mind. They're simple in design but seriously practical - the kind of hardware that just works when you need it to without any fancy features getting in the way. Having a 4-pack means you're prepared for various setups and have backups if needed, which is always smart when you're dealing with heavy loads and recovery situations.