$12.99
Option
8T/27T Gears (Overdrive 11%)
8T/30T Gears (As stock)
8T/33T Gears (Underdrive 11%)
8T/27T Gears (Overdrive 11%)
8T/30T Gears (As stock)
8T/33T Gears (Underdrive 11%)
Option:
8T/27T Gears (Overdrive 11%)
8T/30T Gears (As stock)
8T/33T Gears (Underdrive 11%)
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