Shimano Altus CS-HG31 Cassette - 8 Speed, 11-34t, Black, Mega Range Cassette Equipped with a Body Geometry

Equipped with a Body Geometry Comfort Gel saddle

The MRP AMg SL chainguide eliminates dropped chains and bent chainrings

Superfly 20 & 24 - 2014-2017

G2 - 2010

Compatible with HG 9-speed chains

Shimano Altus CS-HG31 Cassette - 8 Speed, 11-34t, Black, Mega Range Cassette Equipped with a Body GeometryShimano 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 reduces weight 8 speed Megarange