The Perfect Glide Shimano's Altus CS-HG201 is perfect for 9-speed mountain bike drivetrains and offers HYPERGLIDE shifting technology and a silver finish. Hyperglide Technology The inner outer plate of the HG chain is designed for efficient contact with gear teeth and allows smooth shifting under high load. The chain achieves a higher pedalling efficiency and is perfectly matched to HG sprockets to ensure quick shifting.
Available in 11-32/11-34T and new 11-36T gear spec