Rigging Hardware 1) Material: iron, stainless steel, aluminum alloy 2) Process: casting, forging, Rigging Hardware1) Material: iron, stainless steel, aluminum alloy.2) Process: casting, forging, heat treatment, machining.3) Products: shackles, turnbuckles, hooks, links, rings, thimbles, swivel links,blocks,pulleys, D rings, clips, anchors, eyebolts, nuts, chain. Rigging Hardware