Details
Developed to quickly determine the condition of Shimano 8/9 speed HG or IG cassette sprockets.
Indicates when cogs are on the verge of being too worn out, preventing chain skipping
Developed to quickly determine the condition of Shimano 8/9 speed HG or IG cassette sprockets.
Indicates when cogs are on the verge of being too worn out, preventing chain skipping