Many years ago i remember people talking about biopace knee?
I noticed that some of the riders on the tour were using oval chainrings but i dont think MTB have used them since biopace stopped?
Sorry, just noticed the egg rings posts, delete this mods if you like
I noticed that some of the riders on the tour were using oval chainrings but i dont think MTB have used them since biopace stopped?
Sorry, just noticed the egg rings posts, delete this mods if you like
