Old 11-22-15, 02:02 AM
  #20  
roka
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Originally Posted by andr0id View Post
An 1/8" cog is a hair less than 3mm wide. An 11 speed cog is 1.3mm wide.

The psi exerted by the chain onto the cogs is less than half.

Assuming an equally clean and lubricated situation with similar quality components, it should last at least twice as long.
Makes sense - thanks!
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