1)Alloy/carbon steel 2)4/6 times the tensile 3)Cutting-edge te Materials: alloy steel ,carbon steel and stainless steel Surface: hot dipped galvanized, electro galvanized Treatment: drop forged, cast Advantages:1. Reliable quality We adopted advanced manufacturing process and our products are inspection-exempt products in many countries.High-strength shackle, American Standard shackle, shackles, ...