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 ... ",5/8",3/4",7/8"~2-1/2"... dee type steel shackle for chain fastener