View Single Post
Old 08-27-16 | 09:39 AM
  #4  
SkyDog75
Senior Member
 
Joined: May 2011
Posts: 3,780
Likes: 16
From: Upstate NY

Bikes: Bianchi San Mateo and a few others

It looks like a crimp in the chain stay for crank arm clearance.
SkyDog75 is offline  
Reply