Closed Type Pulley Single Sheave With Hook-China LG Supply.
Pulley and Block are common lifting mechanisms used for rigging and can be used with Wire rope or Nylon rope or Chain.
The material we use steel and surface finished is galvanized or painted.
So the advantages of thick zinc layer, is high corrosion resistance.
This block is only one size 8 inch with WLL 4T. The rope size could be up to 24MM, usually used in Lifting.