Malleable Iron Shell Shackle Block Triple Sheave-LG RIGGING®, also known as Malleable Triple Sheave Shackle Pulley.
The advantages of thick zinc layer, high corrosion resistance and we are usually used in ships and marine operations.
We have sizes 4'', 6'', 8'', 10'', and 12'' for your reference and the surface finished is hot dipped galvanized.
Pulley and Block are common lifting mechanisms used for rigging and can be suitable for Manila Rope, not for Wire Rope.
Our pulley block is in accordance with national standards and reasonable design, more important it is safe and durable.