We EPG group one of the Biggest Chain and sprocket manufacturer in China. We provide you most type of industry chains, agricultural chains, conveyor chains and related sprockets etc……..

Contact us: Wechat/whatsapp/mobile: +86-13083988828

This ISO 9001 certified manufacturer of precision roller chains. Types include single and multiple strand, hollow pin, side bow, rollerless, self-lubricating, straight sidebar, double pitch, brushed, nickel plated, armor coated, 304 stainless steel, leaf, hoist and O-ring, citrus, sorting and caterpillar roller chains.In 2008, it was awarded with “National Export Commodity Inspection-free Enterprise”. We’ve built up our product range to respond to the vastly different conditions found in different industrial environments around the world. From heavy industry to precision manufacturing, we work with end-users in almost every industry and have specialist solutions which are proven to offer a distinct performance advantage for your application.D12B11 sprocket with a stock bore is a metric roller chain & sprocket sprocket manufactured under ISO and British Standard 228. Our D12B11 sprockets are made with reliability and performance in mind, so we use high-quality carbon steel (CS) and have the sprocket precision cut to ensure maximum performance and wear life. Besides the stock bore we also can supply these sprockets with a specific plain or finished (has key-way and set screws) bore size. We also offer upgrades on our double D12B11 sprockets such as black-oxide coatings and heat-treated hardened teeth, though we often have these specific sprockets with those features already added right off the shelf. Besides the 11 tooth sprocket, we also stock a high-quality 12B-2 roller chain & sprocket