carbon seat rails

[tintin40]

and the seat clamp. How accurate fit do they have to be? I have 3 seat posts and yet one seat that doesn't sit very nicely in the seat clamp of any of them. And yet the other seats all fit well in the clamp. They are all the same maker and type.

 

[ishaw]

Re:

A saddle rail is not always the same size or shape. Very much like headsets these days, you need the right combination.

 

[tintin40]

finding a clamp or post for narrow rails is proving to be a nightmare. Oh for a few mm

 

[tintin40]

spot the difference.