Bow Shackles are widely used in port, electric power, steel, shipbuilding, mining, railway, construction, chemical metallurgy, automobile manufacturing, plastic machinery, industrial control, road, transport equipment, slope tunnel, well control protection, assistance and salvage at sea, marine engineering, airport construction, bridge, aviation and mechanical equipments in basic construction project. US Type Forged Nut Bolt Type Bow Shackle G2130 Capacities 1ton to 55 tons.