Thread: Is it Columbus SL or SLX?
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Old 07-02-12 | 02:09 AM
  #3  
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stevenc
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Joined: Jun 2009
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From: Ghent - Belgium

Bikes: Eddy Merckx MX Leader "Vive le Roy", Flanders Pista, Poggio Shimano 600 10-speed

I'm with Henry III, I don't know any other way than to feel inside the BB. Maybe (i've never tried) you can see it by removing the seatpost and shining donw into the tube with a flashlight? The rifling will not start until about 30cm down.
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