CM Anchor Shackle, 85 ton, 1 in, 113 in Pin dia, Screw Pin, 334 in Inner Length, 252 in Inner Width, 172 in Opening, 244 in Eye Outer Size, Carbon Steel Body, Alloy Steel Pin, GalvanizedScrew Pin AnchorChain Shackles Allow Quick and Easy Removal of The Screw Pin and Can Be Useful in Applications Where The Shackle is Frequently Removed, But Not So Much in Applications Where The Pin is Subject to Torque or Twisting