Shimano Alivio CS-HG51 8 Speed Cassette 11-32T SilverShimano Alivio CS-HG51 8 Speed Cassette is a high quality 8-speed cassette. The Hyperglide sprockets have a computer designed tooth configuration to allow for a smooth shift. The sprockets are cut away to further reduce weight without reducing rigidity and have a nickel plated finish helping reduce the risk of corrosion. Designed for narrow 8-speed HG chains and are available in gear ranges 11-28T,11-30T and 11-32T.689228675735
