... steel, stainless steel, aluminum, and zinc alloy Competitive priceMaterials: cast iron, carbon steel, stainless steel, aluminum, and zinc alloyStandards: JIS, ... and BS (US, European, and Australian type)Products: turnbuckle, hook, thimble, shackle, chain, steel wire rope, aluminum sleeve, clip, eye bolt and ... complex clip, swivel, and ringCustomized designs and productions are welcome U type shackle