ຕັນໄມ້ອາເມຣິກາ Double ມີການເຊື່ອມຕໍ່ຫມຸນ TypeUS Type Woode BlockDouble Sheave BlockSwivel Eye BlockMarine Block DescriptionProduct: US Type Regular Wood Block Double Sheave with Swivel Eye, The body is lighter, and the eye is hot dip galvanized, so it could be used in Marine Operation .