bottom bracket brake
you are viewing a single comment's thread
view the rest of the comments
[–] 6 points 1 year ago (1 child)

Image caption from an interview with the frame builder for the original photo:

White Industries custom six-bolt crank for integrated bottom bracket disc brake- built when track bike riders were being ticketed for riding on the street without a brake.

  • source
  • hideshow 1 child comment