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9 comments on “ Real Numbers - What Was & What Is (Cassette)

Arajora
For example, a drivetrain with a 9-sprocket cassette and three front chainrings offers 27 gears in total (3×9), while two chainrings up front and a speed cassette will deliver 20 gear options (2×10). Sprockets vary in size according to the number of teeth they have. A cassette .
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