i think it's the cog/crank size. 48 and 50 is the front crank, the rest of the number (14, 15, 16) are cog size.
i think it's the cog/crank size.
48 and 50 is the front crank, the rest of the number (14, 15, 16) are cog size.
that's bloody short cranks ;)
@DaveH started
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that's bloody short cranks ;)