Description
Material: sprockets 1 to 11: steel;sprocket 12: aluminium (anodized);
Spider: aluminium (painted)
Weight: approx. 534 gram (10-51 teeth) (manufacturer’s specs)
Gear ratio: 10-12-14-16-18-21-24-28-33-39-45-51
Fitting for derailleur: Shimano 12-speed | Hyperglide+
Freewheel Standard: Micro Spline
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