The Shimano CN-HG40 6/7/8-speed Chain delivers smooth and reliable shifting for HYPERDRIVE SIS and DUAL SIS drivetrains. Built for precision, it ensures seamless gear changes, keeping rides efficient and effortless. Compatible with 6, 7, and 8-speed systems, it provides a dependable connection for a wide range of bikes. Whether cruising through the city or taking on longer routes, it offers consistent performance and durability.Features:- HG chain for precise HYPERDRIVE SIS/DUAL SIS index shifting- HG 8/7/6-speed- Pin link plate- Gray

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