Shimano SC-HG201-9 Altus 9Spd 11-34T Cassette yr23 and there are reflective details

and there are reflective details to improve visibility when riding at night

The abrasive cleaning teeth and rotating brush wheels which have 120 contact points cover all areas of the individual chain link for a deep and thorough clean

Colour (Inner link - Silver

everything they make is developed with the rider in mind

Shimano SC-HG201-9 Altus 9Spd 11-34T Cassette yr23 and there are reflective detailsShimano'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.. 9 speed: 11 13 15 17 20 23 26 30 34T . Shimano