Shackles must not break! You want only the very best when there is so much on the line, and we are not just talking about your boat or vehicle, but much more importantly the safety of everyone around. These Titan shackles from Canada Metal are truly world class and assures you peace of mind. Proof tested and load rated, they all meet or exceed the current US Federal RR-C-271 Type IV Grade A specifications. Each shackle is hot-dip galvanised for premium corrosion resistance and easily identifiable with coloured pin. Maximum working load (MWL) and size stamped on each shackle.