We import China Roller Chain which is of good quality and available at a very cheap price. We have our own brand named Excel China Roller Chain. China Roller Chain or bush roller chain is a type of chain drive, most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire- and tube-drawing machines, printing presses, cars, motorcycles, and bicycles. China Roller Chain consists of a series of short cylindrical rollers held together by side links. Also, China Roller Chain is driven by a toothed wheel called a sprocket. It is a simple, reliable, and efficient means of power transmission.