Hercules Hoists Ltd supplies Chain Pulley Block. Hercules Hoists Ltd is an ISO 9001:2000 certified company. The Chain Pulley Block is light weight and sturdy in nature and can be easily handled. Its lifelong lubrication provides efficient performance and less maintenance. It is incorporated with Surface hardened Gears and a wear resistant Grade 80 Load Chain. It is provided with needle roller bearings for efficient operation. Its machined guide rollers offer smooth passage of load chain.