Galvanised D Shackles - Can be applied in rigging, lifting, lashing, fishing, trawling, mooring, mining, hoisting, towing and marine applications. Size Available: DS12 - 12mm 1/2" DS16 - 16mm 5/8" DS20 - 20mm 3/4" DS22 - 22mm 7/8" DS25 - 25mm 1"