Author: FortNine via YouTube
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Ever wondered why stock tires wear out so fast? Does your bike feel heavier and less powerful than advertised? These sneaky tricks are to blame!
Get better rubber: https://frt9.co/fit66x
Measure real weight: https://frt9.co/cq1vyi
Manipulate your power curve: https://frt9.co/v6p9pb
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