Standard: Screw pin and round pin anchor shackles, bolt type anchor shackles, Chain shackles, Tra wling shackles, U. S. Type, European type, Large D shackle, Twist shackle, JIS type shackle, Swivel snap shackle, Fixed snap shackle and so on. Material: Stainless steel, carbon steel, alloy steel and so on. Surface: Hot dip galvanized, tempere0d and Quenched