dee type steel shackle for chain,fastener 1.Material:carbon 304,316 2.Finish:plain, black,zinc plated, H. D. G 3.5mm-63mm dee type steel shackle for chain,fastener hardware riggingscrew pin dee shackle,rigging hardware1.Material: carbon steel ,304,316 2.Finish: plain, black, zinc plated, H. D. G 3.Screw pin chain shackle, U.S. type, drop forged 4.Size(inch):1/4", 5/16:,3/8",7/16".1/2",5/8",3/4",7 ...