The provided Bicycle Chains are composed of tough stainless steel and mild steel metal.These are outlined with small segments that get attached onto the chain wheel for smooth and trouble-free bicycling experience.They come in different lengths and sizes to suit the designs of varied bicycle models.Our Bicycle Chains can also be altered as per the chain wheel only by removing some chain links with simple tools such as screw driver, hammer and so on.These are safe against climatic changes, oils, water and acids.