Old 06-30-15 | 12:57 PM
  #14  
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rpenmanparker
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From: Houston, TX

Bikes: 1990 Romic Reynolds 531 custom build, Merlin Works CR Ti custom build, super light Workswell 066 custom build

Originally Posted by RPK79
Why measure all the way to the BB? Don't you just have to maintain the same distance from the top of the seat to the top of the seat tube? Give or take a few mm based on compression differences.
You are right for a single bike. Using the BB is standard practice to allow different bikes to be matched.
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