ໄມ້ທ່ອນໄມ້ອາເມລິກາ Triple ດ້ວຍ Hook ໝູນວຽນ TypeUS ປະເພດ Woode BlockTriple Sheave BlockSwivel Hook BlockMarine Block DescriptionProduct: US Type Regular Wood Block Triple Sheave with Swivel Hook, Body is lighter, and the hook is hot dip galvanized, so it could be used in Marine Operation .