CM , 95 ton, 78 in, 1 in Pin dia, Screw Pin, 3312 in Inner Length, 2 in Inner Width, 1438 in Opening, 238 in Eye Outer Size, Alloy 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