... 3)Zinc-plated and gal. 4)consist of a single, double Wood BlockPulley Blocks for Wire Rope ... housing for operation.Most often the mounting hardware is a hook, eye, or shackle (see mounting hardware ... mounting hardware (this style is also known as a tail block).Pulley-access blocks, also known as snatch ... suspending the block.Most often the mounting hardware is a hook, eye, or shackle (see mounting hardware ...