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Old 09-12-14 | 11:25 AM
  #3  
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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

Reduced optimum tire pressure comes corresponds to increased air volume whether that is due to a larger tire or a larger rim or both. 25 mm tires are normal for 19 mm rims.
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