Old 12-03-10 | 05:45 PM
  #15  
Nightshade's Avatar
Nightshade
Humvee of bikes =Worksman
20 Anniversary
 
Joined: May 2004
Posts: 5,361
Likes: 7
Originally Posted by ChrisO
Hey all, not sure if this is the best place for this question but...
The image here is from the BD website. It just struck me as odd that there would be a hole in the bottom of the bottom bracket housing. What is the purpose?
Condensate drain. All metal bikes will have water inside from condensate so it's a good idea to have a drain/vent to control rust/corrosion.
__________________
My preferred bicycle brand is.......WORKSMAN CYCLES
I dislike clipless pedals on any city bike since I feel they are unsafe.

Originally Posted by krazygluon
Steel: nearly a thousand years of metallurgical development
Aluminum: barely a hundred, which one would you rather have under your butt at 30mph?
Nightshade is offline  
Reply