Product Description
That is standard chain for B series with duplex chain duplex.
The majoy material of Standard Chain are SUS304, SUS310, SUS316. They have the features of high power, high wear resistance and long life.
We’ve several rows chains to your requirements.
Twin track is a professional producer of roller chain. There are two main types: 
Stainless chain and carbon metal chain.
We have established a nationwide sales net function and the products have been sold to the countries and regions in European countries and America, Central and South Africa in addition to South-east Asia, which are quite popular among customers.
duplex chain
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