Shimano CS-HG31 8-speed cassettes feature HyperGlide technology for reliable shifting performance and zinc phosphate-coated steel gears for added corrosion resistance.

• Hyperglide technology provides smooth shifting
• Phosphate-coated steel gears and lockring
• Compatible with Shimano HG and IG chains
• Drilled cogs reduce weight
• Color: Black
• Cassette Body Type: Shimano HG
• Drivetrain Speeds: 8
• Defined Color: Black
• Cogs: 11-13-15-18-21-24-28-32
• Range: 11-32