DID 520MX chain 520

DID is a Japanese manufacturer of high-performance transmission parts and is internationally known for its high-quality chains and chain sets. They are very active in the racing world and are the supplier of numerous teams in international MX and SX/MX in the US. "MX" chains consist of X-ring links and are intended for off-road use. They are SDH treated, which gives them antioxidant properties, reduces friction and is suitable for driving in mud. They are made stiffer for a longer lifespan.