Sora/Tiagra/105/Ultegra/Ultegra SL/Dura Ace
I may have missed a few!
Is it possible for there to be substantive differences between so many series? Is it possible to notice the differences?
Does it follow that the more expensive components last longer or are just lighter?
I have my doubts that so many options are necessary or desirable.
I may have missed a few!
Is it possible for there to be substantive differences between so many series? Is it possible to notice the differences?
Does it follow that the more expensive components last longer or are just lighter?
I have my doubts that so many options are necessary or desirable.