Widely used in various Shipbuilding, ship outfitting. kayak, canoe, boat, dinghy trolley trailer Make of Marine Grade Stainless Steel, very and resistant to corrosions The safety pin is treated with excellent galvanizing process, the surfaces is smooth, not easy to rust and corrode These safety hitches pins are super convenient and are small enough to be accessible wherever and whenever you need it Designed with a locking rings, and the spring locking pins are structurally strong, which are very convenient to use and will not loosen during use, Manufacturer: Hangsu