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