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