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