Shimano HG40 7-Speed Chain – Professional-Grade Performance for Every Ride The Shimano CN-HG40 Tourney Chain delivers reliable, consistent shifting performance and exceptional durability for riders who demand dependable gear transitions. Built with proven Shimano engineering, this 7-speed chain is the cost-effective solution for entry-level MTB, hybrid, and city bikes seeking genuine quality and smooth pedaling efficiency. At the heart of the HG40 lies Shimano’s renowned Hyperglide (HG) technology, which ensures fast, precise, and smooth index shifting across your drivetrain.






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