That is standard chain for B series with duplex.
The majoy materials of Standard Chain are SUS304, SUS310, SUS316. They duplex chain china possess the features of high power, high wear resistance and long life.
We have several rows chains for your needs.
Twin monitor is a professional producer of roller chain. There are two main types: Stainless chain and carbon steel chain.
We’ve established a nationwide sales net work and the products have already been sold to the countries and areas in Europe and America, Central and Southern Africa in addition to South-east Asia, which are quite popular among customers.