Shimano Alivio CS-HG51-8 Cassette

Features:

• High quality 8-speed cassette
  
• Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
• MegaRange gearing gives a super-low 32T sprocket making it easier to climb even the steepest of hills
• Sprockets are cut away to reduce weight without reducing rigidity
• Chrome-plated finish offers hard wearing resistance to corrosion
• Corrosion-resistant steel cassette lockring
• For 8-speed IG and HG chains
• Sizes available from Manufacturer: 11-28T, 11-30T, 11-32T