"Galvanized Anchor Shackl, 3/8 150;In. Pin Diameter" by Peerless
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"Quick, easy approach for connecting different styles of accessories. Use with chain of equal or lower working load limit. Each with screw pins. 5/16 in. bow diameter3/8 in. pin diameter1 1/4 in. inside length9/16 in. inside width13/16 in. bow width3000 lb. safe working load"