Old 03-03-24, 11:09 AM
  #20  
79pmooney
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Bikes: (2) ti TiCycles, 2007 w/ triple and 2011 fixed, 1979 Peter Mooney, ~1983 Trek 420 now fixed and ~1973 Raleigh Carlton Competition gravel grinder

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This isn't about weight. Those holes are for cooling. To keep the frame from smoking under a super strong rider who flexes it so much it gets too hot to touch. (You can see that heat took its toll on the seat.)
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