MANTUS MARINE MANTUS - STAINLESS STEEL HOOK 5/16 - North Yacht Shop Inc.

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1/4'-5/16' Stainless Steel 316 Multi-Directional Double Anchor Chain Mooring Double Swivel Connector Marine Hardware - China Yacht Accessories, Boat Accessories

Anchoring—Chain: Stoppers, Termination and Marking - Attainable Adventure Cruising

What is a shackle on a yacht anchor? - Quora

Mantus Chain Hook MK2