Shimano Tiagra HG-50 9 speed 12-25 cassette - 2017

Shimano
$39.99
Current Stock:
1
SKU:
689228011861-DSS3

HG50 9-Speed Computer designed Hyperglide (HG) sprockets incorporate specifically positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result.

Must use 9-speed chain 

Reduced cog spacing: 9-speed is same overall width as 8-speed