About the Shimano Altus/Acera CN-HG40 Hyperglide Bicycle Chain
The Shimano Altus/Acera CN-HG40 Hyperglide Bicycle Chain is a 6, 7, or 8-speed compatible chain recommended for Altus and older Alivio/STX drivetrains. Includes a quick and easy ampoule type connecting pin.
Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity.